Precision Farming - Adaptation of Land Use Management to Small Scale Heterogeneity

Perspectives for Agroecosystem Management: Balancing Environmental and Socio-Economic Demands

Volumn , Issue , 2008, Pages

  Schmidhalter, U ^a   Maidl, F X ^a   Heuwinkel, H ^a   Demmel, M ^b   Auernhammer, H ^a   Noack, P O ^c   Rothmund, M ^a  

^a TECHNICAL UNIVERSITY OF MUNICH   (Germany)

^b Bavarian State Research Center for Agriculture   (Germany)

^c Department of Life Science Engineering ^*  (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 84882562340     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1016/B978-044451905-4.50007-6     Document Type: Chapter

References (149)

1. Agati G, Fusi F, Mazzinghi P, Lipucci di Paola M A simple approach to the evaluation of the reabsorption of chlorophyll fluorescence spectra in intact leaves. Journal of Photochemistry and Photobiology B: Biology 1993, 17:163-171.
2. Auernhammer H Elektronische Traktor-Gerätekommunikation LBS. Proceedings of the International Symposium on Mobile Agricultural Bus-System LBS and PA for the Large-Scale Farm Mechanization. Sapporo: Hokkoaido Branch of the Japanese Society of Agricultural Machinery 1997, 1-22. deutsch.
3. Auernhammer H Elektronische Traktor-Gerätekommunikation LBS. Proceedings of the International Symposium on Mobile Agricultural Bus-System LBS and PA for the Large-Scale Farm Mechanization. Sapporo: Hokkoaido Branch of the Japanese Society of Agricultural Machinery 1997, 23-38. japanisch.
4. Auernhammer H The role of mechatronics in crop product trace-ability. CIGR-Ejournal 2002, 4:21. Invited Overview Articles no. 15.
5. Auernhammer H, Demmel M, Maidl FX, Schmidhalter U An on-farm communication system for precision farming with nitrogen realtime application. ASAE St. Joseph, Paper No. 99 11 50 1999.
6. Auernhammer H, Demmel M, Muhr T GPS and DGPS as a challenge for environment friendly agriculture. Proceeding of EURNAV 94, 3rd International Conference on Land Vehicle Navigation 14-16 June 1994, Dresden 1994, Editor: Deutsche Gesellschaft für Ortung und Navigation.
7. Auernhammer H, Demmel M, Muhr T, Rottmeier J Future developments for fertilizing in Germany. Paper No. 91 1040 1991, ASAE, St. Joseph, MI, USA.
8. Auernhammer H, Demmel M, Muhr T, Rottmeier J, Wild K Yield measurement on combine harvesters. ASAE Paper No. 93 1506 1993, ASAE, St. Joseph, MI, USA.
9. Auernhammer H, Demmel M, Pirro PJM Durchsatz- und Ertragsermittlung im selbstfahrenden Feldhäcksler. VDI Bericht 1997, 1356:135-138.
10. Auernhammer H, Mayer M, Demmel M Transborder farming in small-scale land use systems. Abstracts of the XIV Memorial CIGR World Congress 2000, CIGR, Tsukuba, Japan 2000, 189.
11. Auernhammer H, Rottmeier J Weight determination in transport vehicles - Exemplary shown on selfloading trailers. Technical Papers and Posters Abstracts of AgEng'90, 24-26 1990, 100-101. October 1990, Berlin.
12. Auernhammer H, Schueller JK Precision agriculture. CIGR-Handbook of Agricultural Engineering 1999, Vol. III:598-616. ASAE, St. Joseph, Plant Production Engineering.
13. Auernhammer H, Spangler A, Demmel M Automatic process data acquisition with GPS and LBS. Proceedings of the AgEng Conference 2000, Paper No. 00-IT-005, EurAgEng, Silsoe, UK 2000.
14. Barnet NG, Shinners KJ Analysis of systems to measure mass-flow-rate and moisture on forage harvesters. ASAE Paper No. 981118 1998, ASAE, St. Joseph, MI, USA.
15. Bäumgartel G Vier Stickstoff-Düngesysteme im Vergleich. Getreidemagazin 2001, 7(1):44-47.
16. Beck AD, Searcy SW, Roades JP Yield data filtering techniques for improved map accuracy. Applied Engineering in Agriculture 2001, 17:423-431. ASAE, St. Joseph, MI, USA, (4).
17. Beck DP, Wery J, Saxena MC, Ayadi A Dinitrogen fixation and nitrogen-balance in cool-season food legumes. Agronomy Journal 1991, 83:334-341.
18. Behme JA, Schinstock JL, Bashford LL, Leviticus LI Site specific yield for forages. Paper No. 97 1054 1997, ASAE, St. Joseph, MI, USA.
19. Ben-Dor E, Banin A Near-infrared analysis as a rapid method to simultaneously evaluate several soil properties. Soil Science Society of America Journal 1995, 59:364-372.
20. Benjamin CE, Price RR, Mailander MP Sugar cane monitoring system. Paper No. 01 1189 2001, ASAE, St. Joseph, MI, USA.
21. Blackmore S, Marshall C Yield mapping; errors and algorithms. Proceedings of the 3rd International Conference on Precision Agriculture, June 23-26, 1996 in Minneapolis. ASA; CSSA; SSSA, Madison, WI, USA 1996, 403-415. P.C. Robert, A.H. Rust, W.E. Larson (Eds.).
22. Boller BC Biologische Stickstoff-Fixierung von Weiß- und Rotklee unter Feldbedingungen. Landwirtsch. Schweiz 1988, 1:251-253.
23. Bongiovanni R, Lowenberg-Deboer J Precision agriculture and sustainability. Precision Agriculture 2004, 5:359-387.
24. Böttinger S, Autermann L ISOBUS (ISO 11783) -Technische Umsetzung und Erinführung im Markt. VDI-MEG Tagung Landtechnik 2003 2003, S.109-S.113. VDI-Verlag, Düsseldorf, Germany.
25. Bredemeier C, Schmidhalter U Laser-induced chlorophyll fluorescence to determine the nitrogen status of plants. 14th International Plant Nutrition Colloquium, Hannover, 27.07.-03.08.01 2001, Vol. 92:726-727. Kluwer Academic Publishers, Dordrecht, Developments in Plant and Soil Sciences.
26. Bredemeier C, Schmidhalter U Non-contacting chlorophyll fluorescence sensing for site-specific nitrogen fertilization in wheat and maize. Proceedings of the 4th European Conference of Precision Agriculture, Berlin 2003, 103-108.
27. Bredemeier C, Schmidhalter U Laser-induced chlorophyll fluorescence sensing to determine biomass and nitrogen uptake of winter wheat under controlled environment and field conditions. Precision Agriculture '05 2005, 273-280. Wageningen Academic Publishers, The Netherlands. J.V. Stafford (Ed.).
28. Broos B, Missotten B, Reybrouck W, De Baerdemaker J Mapping and interpretation of sugar beet yield differences. Proceedings of the 4th International Confernce on Precision Agriculture 1998, ASA, Madison, WI, USA. P.C. Robert, R.H. Rust, W.E. Larson (Eds.).
29. Brunner R Untersuchungen zu den Ursachen kleinräumiger Ertragsschwankungen auf einem Standort des Tertiärhügellandes (Scheyern). PhD thesis 1998, TU München, Shaker Verlag, Aachen, FAM-Bericht; 21, 207pp.
30. Campbell RH, Rawlins SL, Han S Monitoring methods for potato yield mapping. ASE Paper No. 94 3184 1994, ASAE, St. Joseph, MI, USA.
31. Coleman SW, Christiansen S, Shenk JS Prediction of botanical composition using NIRS calibrations developed from botanically pure samples. Crop Science 1990, 30:202-207.
32. Cox GJ, Harris HD, Cox DR Application of precision agriculture to sugar cane. Proceedings of the Fourth International Conference on Precision Agriculture. ASA-CSSA-SSSA, St. Paul, MN, USA 1998.
33. Dammer KH, Wartenberg G, Ehlert D, Hammen V, Reh A, Wagner U, Dohmen B Recording of present plant parameters by pendulum sensor, remote sensing, and ground measurements as fundamentals for site specific fungicide application in winter wheat. Proceedings of 3rd European Conference on Precision Farming in Agriculture, June 18-20, 2001. Montpellier, France 2001, 647-652.
34. Dardenne P, Féménias N Diode array near infrared instrument to analyse fresh forages on a harvest machine. Proceedings of NIR-99, Verona, Italy 1999, 121-124. NIR Publications, Chichester, UK. A.M.C. Davies, R. Giangiacomo (Eds.).
35. De Jong E, Ballantyne AK, Cameron DR, Read DWL Measurement of apparent electrical conductivity of soils by an electromagnetic induction probe to aid salinity surveys. Soil Science Society of America Journal 1979, 43:810-812.
36. Demmel M Ertragsermittlung im Mähdrescher -Ertragsmessgeräte für die lokale Ertragsermittlung. DLG Merkblatt 303. Hrsg: Deutsche Landwirtschafts-Gesellschaft, Fachbereich Landtechnik, Ausschuss für Arbeitswirtschaft und Prozesstechnik, Deutsche Landwirtschafts-Gesellschaft 2001, 20 pp.
37. Demmel M Wann kommen die Feldroboter-Autonome Führung land-wirtschaftlicher Fahrzeuge machen Fortschritt. Neue Landwirts-chaft 12/2002 2002, 40-43. 13 Jhrg., Berlin 2002.
38. Demmel M, Auernhammer H Local yield measurement in a potato harvester and overall yield pattern in a cereal -Potato crop rotation. ASAE Paper No. 99 1149 1999, ASAE, St. Joseph, MI, USA.
39. Demmel M, Auernhammer H, Rottmeier J Georeferenced data collection and yield measurement on a self propelled six row sugar beet harvester. ASAE Paper No. 98 3103 1998, ASAE, St. Joseph, MI, USA.
40. Demmel M, Rothmund M, Spangler A, Auernhammer H Algorithms for data analysis and first results of automatic data acquisition with GPS and LBS on tractor-implement combinations. Proceedings of 3rd European Conference on Precision Farming in Agriculture, June 18-20, 2001. Montpellier, France 2001.
41. Demmel M, Schwenke T, Böck J, Heuwinkel H, Locher F, Rottmeier J Development and field test of a yield measurement system in a mower conditioner. EurAgEng Paper Number 02-PA-032 2002, AgEng Budapest.
42. Diepolder M Untersuchungen zur Ableitung von Richtlinien für die Optimierung der N-Düngung zu Winterweizen (Investigations on the derivation of guidelines for an optimization of N fertilization in winter wheat). PhD thesis 1994, TU München, 184 pp.
43. Durrance JS, Perry CD, Vellidis G, Thomas DL, Kvien CK Commercially available cotton yield monitors in Georgia field conditions. Paper No. 98 3106 1998, ASAE, St. Joseph, MI, USA.
44. Ebertseder T, Schmidhalter U, Gutser R, Hege U, Jungert S Evaluation of mapping and one-line nitrogen fertilizer application strategies in multi-year and multi-location static field trials for increasing nitrogen use efficiency of cereals. Precision Agriculture '05 2005, 327-335. Wageningen Academic Publishers, The Netherlands. J.V. Stafford (Ed.).
45. Eck HV Winter wheat response to nitrogen and irrigation. Agronomy Journal 1988, 80:902-908.
46. Ehlert D Durchsatzermittlung zur Ertragskartierung im Feldhäcksler. Agrartechnische Forschung 1999, 5(1):19-25.
47. Ehlert D Stickstoff-Einsatz auspendeln? dlz agrarmagazin 2004, 7:48-51.
48. Ehlert D, Dammer KH, Völker U Applikation nach Pflanzenmasse. Agrartechnische Forschung 2004, 10(2):28-32.
49. Ehlert D, Schmerler J, Voelker U Variable rate nitrogen fertilisation of winter wheat based on a crop density sensor. Precision Agriculture 2004, 5:263-273.
50. Ehrl M ISO 11783 Communication Standard 2005, Yanmar Corp., Maibara/Japan, 21.02.2005.
51. Ehrl M, Stempfhuber W, Demmel M, Auernhammer H Quality assessment of agricultural positioning and communication systems. Precision Agriculture -Proceedings of the European Conference on Precision Agriculture 2003 2003, 2003:205-211. Wageningen Academic Publishers, The Netherlands. J. Stafford, A. Werner (Eds.).
52. Ercoli L, Mariotti M, Masoni A, Massantini F Relationships between nitrogen and chlorophyll content and spectral properties in maize leaves. European Journal of Agronomy 1993, 2:113-117.
53. Funk R, Maidl FX Heterogenität der Ertragsbildung von Winterweizen auf Praxisschlägen des oberbayerischen Tertiärhüge-llandes im Hinblick auf eine teilschlagspezifische Bestandesführung. Pflanzenbauwissenschaften 1997, 1:S. 117-S. 126. Verlag Eugen Ulmer GmbH & Co., Stuttgart, 3. 14318857.
54. Geesing D, Gutser R, Schmidhalter U Importance of spatial and temporal soil water variability for nitrogen management decisions. Third European Conference on Precision Agriculture, Montpellier 2001, 659-664.
55. Glancey JL, Kee WE, Lynch M A preliminary evaluation of yield monitoring techniques for mechanically harvested processed vegetables. Paper No. 97 1060 1997, ASAE, St. Joseph, MI, USA.
56. Godwin RJ, Wheeler PN Yield mapping by mass accumulation. Paper No. 97 1061 1997, ASAE, St. Joseph, MI, USA.
57. Hall TL, Backer LL, Hofmann VL, Smith LJ Monitoring sugar beet yield on a harvester. ASAE Paper No. 97 3139 1997, ASAE, St. Joseph, MI, USA.
58. Hege U, Maidl FX, Dennert J, Liebler J, Offenberger K Düngestrategien für Stickstoff zu Winterweizen: Ein Vergleich von Simulationsmodellen und Düngeberatungssystemen (Fertilization strategies for nitrogen in winter wheat: a comparison of simulation models and fertilization recommendation systems). Pflanzenbauwiss (German Journal of Agronomy) 2002, 6:25-35.
59. Heil K, Schmidhalter U Derivation of soil texture and soil water content from electromagnetic induction measurements. Program book of the joint conference ECPA-ECPLF, Berlin 2003, 429-430.
60. Hennes D, Baert J, De Baerdemaeker J, Ramon H Yield mapping of sugar beets with a momentum type flow rate sensor. Proceedings of the Conference on Agricultural Engineering, Halle 2002 2002, 247-252. VDI, Düsseldorf.
61. 2-fixing activity of mulched legume-grass in field?. Adaptation and management of forage legumes- strategies for improved reliability in mixed swards. Proceedings of the 1st COST 852 Workshop, Ystad, Schweden 20-23.09.2004 2005, 141-144. B.E. Frankow-Lindberg, R.P. Collins, A. Lüscher, T. Sèbastia, A.-.-.-.-.-.-.-.-.-.-A. Helgadóttir (Eds.).
62. 2-Fixierung von Kleegras. Arbeitsgemeinschaft Grunland und Futterbau (AGGF) in der Gesellschaft für Pflanzenbauwissenschaften (Hrsg.), Jahrestagung 2003 in Braunschweig 2003, 75-78.
63. Heuwinkel H, Locher F, Gutser R, Schmidhalter U How and why does legume content of multispecies legume-grass vary in field?. Adaptation and management of forage legumes- strategies for improved reliability in mixed swards. Proceedings of the 1st COST 852 Workshop, Ystad, Schweden 20-23.09.2004 2005, 262-265. B.E. Frankow-Lindberg, R.P. Collins, A. Lüscher, T. Sèbastia, A.-.-.-.-.-.-.-.-.-.-A. Helgadóttir (Eds.).
64. Høgh-Jensen H, Loges R, Jorgensen FV, Vinther FP, Jensen ES An empirical model for quantification of symbiotic nitrogen fixation in grass-clover mixtures. Agricultural Systems 2004, 82:181-194.
65. Joernsgaard B, Halmoe S Intra-field yield variation over crops and years. European Journal of Agronomy 2003, 19:23-33.
66. Kachanoski RG, Gregorich EG, Van Wesenbeck J Estimating spatial variations of soil water content using noncontacting electromagnetic induction methods. Canadian Journal of Soil Science 1988, 68:715-722.
67. Kormann G, Demmel M, Auernhammer H Testing stand for yield measurement systems in combine harvesters. International AgEng Conference 98 1998, Oslo, Paper No.: 98-A-054.
68. Kromer KH, Degen P Volume and scale based measuring machine capacity and yield and soil tare of sugar beet. Paper No. 98 3107 1998, ASAE, St. Joseph, MI, USA.
69. Kumhala F, Kroulik M, Hermanek P, Prosek V Yield mapping of forage harvested by mowing machines. VDI Berichte 1636 2001, 267-272. Düsseldorf.
70. Lammel J, Wollring J, Reusch S Tractor based remote sensing for variable nitrogen fertilizer application. Plant Nutrition -Food Security and Sustain-ability 2001, 694-695. Springer, New York, USA, Dordrecht Boston, London. W.J. Horst, M.K. Schenk, A. Bürkert, N. Claassen, H. Flessa, W.B. Frommer, H. Goldbach, H.W. Olfs, V. Römheld, B. Sattelmacher, U. Schmidhalter, S. Schubert, N. v. Wirén, L. Wittenmayer (Eds.).
71. Liebler J Feldspektroskopische Messungen zur Ermittlung des Stickstoffstatus von Winterweizen und Mais auf heterogenen Schlägen. PhD thesis 2003, TU München, Utz Verlag, München, 192 pp.
72. Liebler J, Sticksel E, Maidl FX Field spectroscopic mesurements to characterise nitrogen status and dry matter production of Winter Wheat. European Conference on Precision Agriculture 2001, 3:935-940.
73. Link A, Panitzki M, Reusch S HYDRO-N-Sensor: Tractor-mounted remote sensing for variable nitrogen fertilization. Proceedings of the 6th International Conference on Precision Agriculture and Other Precision Resources Management. July 14-17, Minneapolis, MN, USA 2002, Published as CD-ROM. P.C. Robert (Ed.).
74. 2-fixation-method development, validation and application. PhD thesis 2003, TU München, Shaker Verlag, Aachen, FAM-Bericht 58, 68 pp.
75. Locher F, Heuwinkel H, Gutser R, Schmidhalter U Development of a NIRS calibration to estimate legume content of multispecies legume-grass mixtures. Agronomy Journal 2005, 97:11-17.
76. Locher F, Heuwinkel H, Gutser R, Schmidhalter U The legume content in multispecies mixtures as estimated with near infrared reflectance spectroscopy: Method validation. Agronomy Journal 2005, 97:18-25.
77. 2-Fixierung von Klee-Reinbeständen und Klee-Gras-Gemengen unter besonderer Berücksichtigung des Einflusses der N-Nachlieferung des Bodens. PhD thesis 1996, Rheinische Friedrich-Wilhelm-Universität Bonn, Germany.
78. MacKerron DKL, Young MW, Davies HV A critical assessment of the value of petiole sap analysis in optimizing the nitrogen nutrition of the potato crop. Plant and Soil 1995, 172:247-260.
79. Mahler RL, Bezdicek DF, Witters RE Influence of slope position on nitrogen fixation and yield of dry peas. Agronomy Journal 1979, 71:348-351.
80. Maidl FX, Huber G, Schächtl J Strategies for site specific nitrogen fertilisation in winter wheat. Seventh International Conference on Precision Agriculture, Minnesota/USA 2004, 1938-1948.
81. Maidl FX, Liebler J, Sticksel E Bestimmung von Biomasseaufwuchs und Stickstoffstatus von Winterweizen mittels Feldspektroskopie. Mitt. Ges. Pflanzenbauw., Bd 2001, 13:121-122.
82. Major DL, Baumeister R, Touré A, Zhao S Methods of measuring and characterizing the effects of stresses on leaf and canopy signatures. Digital Imaging and Spectral Techniques: Applications to Precision Agriculture and Crop Physiology 2003, ASA, Special Publication Number 66. T. Van Toai, D. Major, M. McDonald, J. Schepers, L. Tarpley (Eds.).
83. Mallarino AP, Wedin WF, Goyenola RS, Perdomo CH, West CP Legume species and proportion effects on symbiontic dinitrogen fixation in legume-grass mixtures. Agronomy Journal 1990, 82:785-789.
84. Martinez DE, Guiamet JJ Distortion of the SPAD 502 chlorophyll meter readings by changes in irradiance and leaf water status. Agronomie 2004, 24:41-46.
85. Minasny B, McBratney AB, Whelan BM VESPER version 1.0. Australian Centre for Precision Agriculture, McMillan Building A05, The University of Sydney, NSW 2006 http://www.usyd.edu.au/su/agric/acpa.
86. Missotten B, Broos B, Strubbe G, De Baerdemaeker J A yield sensor for forage harvesters. Precision Agriculture '97 1997, 529-536. Bios Scientific Publishers, Oxford. J.V. Stafford (Ed.).
87. Mistele B Tractor based spectral reflectance measurements using an oligo view optic to detect biomass, nitrogen content and nitrogen uptake of wheat and maize and the nitrogen nutrition index. Ph.D. thesis 2006, 72 pp. http://http://mediatum.ub.tum.de.
88. Mistele B, Gutser R, Schmidhalter U Validation of field-scaled spectral measurements of the nitrogen status in winter wheat. Program book of the Joint Conference ICPA, Minneapolis 2004, 1187-1195.
89. Neudecker E, Schmidhalter U, Sperl C, Selige T Site-specific soil mapping by electromagnetic induction. Proceedings of the Third European Conference on Precision Agriculture, Montpellier 2001, 271-276. G. Grenier, S. Blackmore (Eds.).
90. Noack PO, Muhr T, Demmel M Long term studies on determination and elimination of errors occurring during the process of georeferenced yield data collection on combine harvesters. Proceedings of the Third European Conference on Precision Agriculture, Montpellier 2001 2001, 2:833-837. G. Grenier, S. Blackmore (Eds.).
91. Noack PO, Muhr T, Demmel M Relative accuracy of different yield mapping systems installed on a single combine harvester. Precision Agriculture -Proceedings of the Conference of the European Conference on Precision Agriculture 2003 2003, 451-457. Wageningen Academic Publishers, The Netherlands. J. Stafford, A. Werner (Eds.).
92. Nykänen A, Heuwinkel H, Loges R, Locher F Comparison of NIRS based methods to determine legume content of mixed swards. Adaptation and management of forage legumes- strategies for improved reliability in mixed swards. Proceedings of the 1st COST 852 Workshop, Ystad, Schweden 20-23.09.2004 2005, 282-285. B.E. Frankow-Lindberg, R.P. Collins, A. Lüscher, T. Sèbastia, A.-.-.-.-.-.-.-.-.-.-A. Helgadóttir (Eds.).
93. Ostermeier R, Auernhammer H, Demmel M Development of an infield controller for an agricultural bus-system based on open source program library lbs-lib. Precision Agriculture 2003, 515-520. Wageningen Academic Publishers, Wageningen. J. Stafford, A. Werner (Eds.).
94. Paul C, Dietrich F, Rode M Influence of sample temperature and the assessment of quality characteristics in undried forages by near infrared reflectance spectroscopy (NIRS). Landbauforschung Völkenrode 2002, 4(52):229-237.
95. Pelletier MG, Upadhyaya SK Development of a tomato yield monitor. Proceedings of the Fourth International Conference on Precision Agriculture, American Society of Agronomy, Madison, WI 1998, 1119-1129. P.C. Robert (Ed.).
96. 2 fixation through plant and soil management. Plant Soil 1995, 174:83-101.
97. Perry CD, Durrence JS, Vellidis G, Thomas DL, Hill RW, Kvien CS Experiences with a prototype peanut yield monitor. Paper No. 98 3095 1998, ASAE, St. Joseph, MI, USA.
98. Petersen JC, Barton FE, Windham WR, Hoveland CS Botanical composition definition of tall fescue-white clover mixtures by near infrared reflectance spectroscopy. Crop Science 1987, 27:1077-1080.
99. Pitman WD, Piacitelli CK, Aiken GE, Barton FE Botanical composition of tropical grass-legume pastures estimated with near-infrared reflectance spectroscopy. Agronomy Journal 1991, 83:103-107.
100. Rands M The development of an expert filter to improve the quality of yield data. Unpublished Masters thesis 1995, Silsoe College, Department of Agricultural and Environmental Engineering.
101. Rawlins SL, Campbell GS, Campbell RH, Hess JR Yield mapping of potatoes. Proceedings of the Second International Conference on Site-Specific Management for Agricultural Systems, ASA, Madison, WI, USA 1995, 59-69. P.C. Robert, R.H. Rust, W.E. Larson (Eds.).
102. Reckleben Y, Rademacher J Sensorgestützte Düngestrategien zur Qualitätssteigerung (Sensor-based strategies for improvement of quality production). Workshop Precision Farming, June 02-03, Weihenstephan, Germany 2004, 15-16. F.X. Maidl, A. Schmid, U. Schmidhalter, B. Mistele (Eds.).
103. Reusch S Entwicklung eines reflexionsoptischen Sensors zur Erfassung der Stickstoffversorgung landwirtschaftlicher Kulturp-flanzen. PhD thesis 1997, Christian-Albrecht-Universität Kiel.
104. Reusch S Optimisation of oblique-view remote measurement of crop N-uptake under changing irradiance conditions. Precision agriculture: Papers from the 4th European Conference on Precision Agriculture. Berlin, Germany.Wageningen Academic Publishers 2003, 573-578. Wageningen Academic Publishers, Berlin, Germany. J. Stafford, A. Werner (Eds.).
105. Robert PC Precision Agriculture: A challenge for crop nutrition management. Plant Nutrition -Food Security and Sustainability 2001, 692-693. Springer, New York, USA. W.J. Horst, M.K. Schenk, A. Bürkert, N. Claassen, N. Wirén, L. Wittenmayer (Eds.).
106. Rothmund M Technische Umsetzung einer Gewannebewirtschaf-tung als "Virtuelle Flurbereinigung" mit ihren ökonomischen und ökologischen Potenzialen. PhD thesis. Forschungsbericht Agrartechnik 441, VDI-MEG 2006, ISSN 0931-6264.
107. Rothmund M, Auernhammer H, Demmel M First results of Transborder-Farming in Zeilitzheim (Bavaria). Proceedings of the EurAgEng Conference 2002, Budapest (Hungary), Paper Number 02-RD-006 2002.
108. Rothmund M, Demmel M, Auernhammer H Nutzung von Informationen aus der automatischen Prozessdatenerfassung (Use of information from automatic process data acquisition.). Landtechnik 2002, 57/3. Münster, Germany.
109. Rothmund M, Demmel M, Auernhammer H Data management for transborder farming. Precision Agriculture, European Conference on Precision Agriculture, ECPA 2003, Berlin, Germany 2003, 597-602.
110. Rothmund M, Demmel M, Auernhammer H Methods and services of data processing for data logged by automatic process data acquisition systems. Implications of N Fertiliser Applications, Not Only the Effect on Kernel. XXX CIOSTA-CIGR V Congress Proceedings 2003, Vol. 2:713-721. Turin, Italy.
111. Schächtl J Sensorgestützte Bonitur von Aufwuchs und Stickstoffversorgung bei Weizen- und Kartoffelbeständen. PhD thesis 2004, TU München, Shaker Verlag.
112. Schächtl J, Maidl FX Spectroscopic measurements of potato canopies. Proceedings European Society for Agronomy 2002, 711-712.
113. Schächtl J, Maidl FX, Huber G, Sticksel E, Schulz J, Haschberger P Laser-induced fluorescence measurements for detecting the nitrogen status of wheat canopies (Triticum aestivum L.). Precision Agriculture 2005, 6:143-156.
114. Schepers AR, Shanahan JF, Liebig MA, Schepers JS, Johnson SH, Luchiari A Appropriateness of management zones for characterizing spatial variability of soil properties and irrigated corn yields across years. Agronomy Journal 2004, 96:195-203.
115. Schmidhalter U Geophysikalische Kartierung von Bodeneigen-schaften fur die teilflächenspezifische Bewirtschaftung. Landtechnik 2001, 6:417.
116. Schmidhalter U, Bredemeier C, Geesing D, Mistele B, Selige T, Jungert S Precision agriculture: Spatial and temporal variability of soil water, soil nitrogen and plant crop response. Fragmenta Agronomica 2006, 11:97-106. Part III.
117. Schmidhalter U, Bredemeier C, Jungert S, Blesse D Lasersensorik zur Erfassung des Stickstoffstatus und der Biomasse von Pflanzen ATB, Bornimer Agrartechnische Berichte 2004, 36:29-33.
118. Schmidhalter U, Glas J, Heigl R, Manhart R, Wiesent S, Gutser R, Neudecker E Application and testing of a crop scanning instrument -Field experiments with reduced crop width, tall maize plants and monitoring of cereal yield. Third European Conference on Precision Agriculture, Montpellier 2001, 953-958.
119. Schmidhalter U, Jungert S, Bredemeier C, Gutser R, Manhart R, Mistele B, Gerl G Field-scale validation of a tractor based multispectral crop scanner to determine biomass and nitrogen uptake of winter wheat. Proceedings of the Fourth European Conference of Precision Agriculture, Berlin 2003, 615-619.
120. Schmidhalter U, Oertli JJ Transpiration/biomass ratio for carrots as affected by salinity, nutrient supply and soil aeration. Plant and Soil 1991, 135:125-132.
121. Schmidhalter U, Zintel A, Neudecker E Calibration of electromagnetic induction measurements to survey the spatial variability of soils. Third European Conference on Precision Agriculture, Montpellier 2001, 479-484.
122. Schmittmann O, Osman AM, Kromer KH Durchsatzmessung bei Feldhäckslern. Landtechnik 2000, 55(4):286-287.
123. Searcy SW, Schueller JK, Bae YH, Borgelt SC, Stout BA Mapping of spatially-variable yield during grain combining. Transactions of the ASAE 1989, 32(3):826-829.
124. Selige T, Böhner J, Schmidhalter U High resolution topsoil mapping using hyper spectral image and field data in multivariate regression modelling procedures. Geoderma 2006, 136:235-244.
125. Selige T, Schmidhalter U Characterizing soils for plant available water capacity and yield potential uring airborne remote sensing. Proceedings of the Australian Geospatial Information and Agriculture Conference Incorporating Precision Agriculture in Australasia 5th Annual Symposium NSW Agriculture, Orange, NSW, Australia 2001, 308-314. G. Tupper (Ed.).
126. Shaffer JA, Jung GA, Shenk JS, Abrams SM Estimation of botanical composition in Alfalfa/Ryegrass mixtures by Near Infrared Spectroscopy. Agronomy Journal 1990, 82:669-673.
127. Sommer M, Wehrhan M, Zipprich M, Weller U Assessment of soil landscape variability. Perspectives for agroecosystem management-balancing environmental and socioeconomic demands 2007, 351-373. P. Schröder, J. Pfadenhauer, J.C. Munch (Eds.).
128. Sorensen LK, Dalsgaard S Determination of clay and other soil properties by near infrared spectroscopy. Soil Science Society of America Journal 2005, 69:159-167.
129. Steinmayr T Fehleranalyse und Fehlerkorrektur bei der lokalen Ertragsermittlung im Mähdrescher zur Ableitung eines standard-isierten Algorithmus für die Ertragskartierung. PhD thesis. TU München 227 pp. http://mediatum.ub.tum.de.
130. Steinmayr T, Auernhammer H, Mauer W First evaluation of the applicability of infra-red-tracking-systems for examining the accuracy of DGPS in field works. Proceedings of 28th International Symposium on Agricultural Engineering. Opatija (Croatia), 01.-04.02.2000 2000, 53-61.
131. Stempfhuber W The integration of kinematic measuring sensors for precision farming calibration. Third International Symposium on Mobile Mapping Technology, FIG Proceedings 2001.
132. Stenberg B, Nordkvist E, Salomonsson L Use of near infrared reflectance spectra of soils for objective selection of samples. Soil Science 1995, 159:109-114.
133. Stevenson FC, Knight JD, Kessel C Dinitrogen fixation in pea-Controls at the landscape-scale and microscale. Soil Science Society of America Journal 1995, 59:1601-1611.
134. Sticksel E, Maidl FX, Schächtl J, Huber G, Schulz J Laser-induced chlorophyll-fluorescence-A tool for online detecting nitrogen status in crop stands. European Conference on Precision Agriculture 2001, 3:959-964.
135. Sticksel E, Schächtl J, Huber G, Liebler J, Maidl FX Diurnal variation in hyperspectral vegetation indices related to winter wheat bio-mass formation. Precision Agriculture 2004, 5:509-520.
136. Taylor RK, Kastens DL, Kastens TL Creating yield maps from yield monitor data using multi-purpose grid mapping (MPGM). Proceedings of the Fifth International Conference on Precision Agriculture and Other Precision Resources Management, Bloomington/Minneapolis, MN, July 16&20 2000, P.C. Robert (Ed.).
137. Thylen L, Algerbo PA, Giebel A An expert filter removing erroneous yield data. Proceedings of the Fifth International Conference on Precision Agriculture and Other Precision Resources Management. Bloomington/Minneapolis, MN, July 16&20 2000, P.C. Robert (Ed.).
138. Tisseyre B, Mazzoni C, Ardoin N, Clipet C Yield and harvest quality measurement in precision viticulture-Application for selective vintage. Third European Conference on Precision Agriculture, Montpelier 2001, 133-138. G. Grenier, S. Blackmore (Eds.).
139. Tottman DR The decimal code for the growth stage of cereals, with illustrations. Annals Applied Biology 1987, 110:441-454.
140. Van Meirvenne M, Hofman G, Demyttenaere P Spatial variability of N fertilizer application and wheat yield. Fertilizer Research 1990, 23:15-23.
141. Vansichen R, De Baerdemaeker J A measurement technique for yield mapping of corn silage. Journal of Agricultural Engineering Research 1993, 55(1):1-10.
142. Wachendorf M, Ingwersen B, Taube F Prediction of the clover content of red clover- and white clover-grass mixtures by near-infrared reflectance spectroscopy. Grass Forage Science 1999, 54:87-90.
143. Wagner B, Gutser R, Schmidhalter U NIR-spectroscopy to estimate soil nitrogen supply. Fourteenth International Plant Nutrition Colloquium, Hannover. Kluwer Academic Publishers, Dordrecht, Developments in Plant and Soil Sciences 2001, Vol. 92:752-753. W.J. Horst, M.K. Schenk, A. Bürkert, N. Claassen, H. Flessa, W.B. Frommer, H. Goldbach, H.W. Olfs, V. Römheld, B. Sattelmacher, U. Schmidhalter, S. Schubert, N. v. Wirén, L. Wittenmayer (Eds.).
144. Walley F, Fu G, van Groenigen JW, van Kessel C Short-range spatial variability of nitrogen fixation by field-grown chickpea. Soil Science Society of America Journal 2001, 65:1717-1722.
145. Walter JD, Hofmann VL, Backer LF Site specific sugar beet yield monitoring. Proceedings of the Third International Conference on Precision Agriculture 1996, ASA-CSSA-SSSA, Madison, WI, USA.
146. 2-Fixierung durch Weißklee zur Stickstoffbilanz von Grünlandflächen. Landbauforschung Völkenrode 1995, 45:67-74.
147. Welle R, Greten W, Rietmann B, Alley S, Sinnaeve G, Dardenne P Near-infrared spectroscopy on chopper to measure maize forage quality parameters online. Crop Science 2003, 43:1407-1413.
148. Welsh JP, Wood GA, Godwin RJ, Taylor JC, Earl R, Blackmore S, Knight SM Developing strategies for spatially variable nitrogen application in cereals, Part II: Wheat. Biosystems Engineering 2003, 84:495-511.
149. Wild K, Ruhland S, Haedicke S A conveyor belt based system for local yield measurement in a mower conditioner. Proceedings of AgEng '94, Leuven 2004.