Comparison of two different measurement techniques for automated determination of plum tree canopy cover

Biosystems Engineering

Volumn 113, Issue 4, 2012, Pages 325-333

  Pforte, Florian ^a   Selbeck, Jörn ^b   Hensel, Oliver ^a  

^a UNIVERSITY OF KASSEL   (Germany)

^b LEIBNIZ INSTITUTE FOR AGRICULTURAL ENGINEERING AND BIOECONOMY ATB   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

3D MOSAIC; AUTOMATED MODE; CANOPY COVERAGE; CARRIER VEHICLES; CORRELATION COEFFICIENT; DIFFERENT SHAPES; GROWTH CAPACITY; LASER SCANNER; LEAF AREA; LEAF COVERAGE; LIDAR MEASUREMENTS; MEASUREMENT TECHNIQUES; OPTIMISATIONS; PEARSON CORRELATION; PLUM TREES; TOPDOWN; TOTAL LEAF AREA; TREE CROWNS; TREE LEVEL;

CAMERAS; CORRELATION METHODS; IMAGE ANALYSIS; LASERS; OPTICAL RADAR; ORCHARDS; SENSORS; WATER SUPPLY;

FORESTRY;

CAMERAS; CORRELATION; FORESTRY; IMAGE ANALYSIS; LASERS; ORCHARDS; RADAR; SENSORS; WATER SUPPLY;

PRUNUS DOMESTICA;

EID: 84869024878     PISSN: 15375110     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.biosystemseng.2012.09.014     Document Type: Article

References (20)

1. Bréda N.J.J. Ground based measurements of leaf area index: a review of methods, instruments and current controversies. Journal of Experimental Botany 2003, 54(392):2403-2417.
2. Clark N.A., Lee S.-N., Bechtold W.A., Reams G.A. Digital photography for urban street tree crown condition. Proc. Society of American Foresters 2005 national convention 2006, Society of American Foresters, Bethesda, MD.
3. Ehlert D., Adamek R. Measuring properties of laser rangefinders. Agrartechnische Forschung-Agricultural Engineering Research 2007, 13(4):119-128.
4. Ehlert, D., Heisig, M., & Adamek, R. (2010). Assessment of a laser scanner on agricultural machinery. Engineering for rural development. In Proc. 9th international scientific conference, Jelgava, Latvia, 27-28 May (pp. 32-36).
5. Han Y.J., Hayes J.C. Soil cover determination by image analysis of textural information. Transactions of the ASAE 1990, 33(2):681-686.
6. Huete A.R., Jackson R.D., Post D.F. Spectral response of plant canopy with different soil backgrounds. Remote Sensing of Environment 1985, 17:37-53.
7. Jonckheere I., Fleck S., Nackaerts K., Muys B., Coppin P., Weiss M., et al. Review of methods for in situ leaf area index determination - part I. Theories, sensors and hemispherical photography. Agricultural and Forest Meteorology 2004, 121:19-35.
8. Lindsey P.A., Bassuk N.L. A nondestructive image analysis technique for estimating whole-tree leaf area. HortTechnology 1992, 2(1):66-70.
9. MacAulay C., Palcic B. Fractal texture features based on optical density surface area. Use in image analysis of cervical cells. Analytical and Quantitative Cytology and Histology 1990, 12(6):394-398.
10. Nidamanuri R.R., Zbell B. Transferring spectral libraries of canopy reflectance for crop classification using hyperspectral remote sensing data. Biosystems Engineering 2011, 110(3):231-246.
11. OPTIMAS User guide and technical reference 1999, Ver. 6.5, Media Cybernetics, L.P, Silver Spring, MD.
12. Peper P.J., McPherson E.G. Comparison of five methods for estimating leaf area index of open-grown deciduous trees. Journal of Arboriculture 1998, 24(2):98-111.
13. Peper P.J., McPherson E.G. Evaluation of four methods for estimating leaf area of isolated trees. Urban Forestry & Urban Greening 2003, 2:19-29.
14. Pu R. Mapping of urban forest tree species using IKONOS imagery: preliminary results. Environmental Monitoring and Assessment 2011, 172:199-214.
15. Saeys W., Lenaerts B., Craessaerts G., De Baerdemaeker J. Estimation of the crop density of small grains using LIDAR sensors. Biosystems Engineering 2009, 102(1):22-30.
16. Saggau E., v.Haselberg C. ICT-AGRI Newsletter 2011, 6:7.
17. Selbeck J., Dworak V., Ehlert D. Testing a vehicle-based scanning lidar sensor for crop detection. Canadian Journal of Remote Sensing 2010, 36(1):24-35.
18. Slaton M.R., Hunt E.R., Smith W.K. Estimating near-infrared leaf reflectance from leaf structural characteristics. American Journal of Botany 2001, 88(2):278-284.
19. Ter-Mikaelian M.T., Parker W.C. Estimating biomass of white spruce seedlings with vertical photo imagery. New Forests 2000, 20:145-162.
20. Weis M., Gerhards R. Detection of weeds using image processing and clustering. Bornimer Agrartechnische Berichte 2009, 69:138-144.