-
1
-
-
49349140096
-
Physical factors influencing decomposition of organic materials in soil aggregates
-
Adu, J.K. and Oades, J.M., 1978. Physical factors influencing decomposition of organic materials in soil aggregates. Soil Biol. Biochem., 10: 109-115.
-
(1978)
Soil Biol. Biochem.
, vol.10
, pp. 109-115
-
-
Adu, J.K.1
Oades, J.M.2
-
2
-
-
0018548064
-
Accuracy of point precipitation measurements
-
Danish Meteorological Institute, Copenhagen, 84 pp.
-
Allerup, P. and Madsen, H., 1979. Accuracy of point precipitation measurements. Climatological Papers, No. 5. Danish Meteorological Institute, Copenhagen, 84 pp.
-
(1979)
Climatological Papers
, vol.5
-
-
Allerup, P.1
Madsen, H.2
-
3
-
-
0025588944
-
Nitrate leaching losses from soybeans (Glycine max L. Merr.)
-
Angle, J.S., 1990. Nitrate leaching losses from soybeans (Glycine max L. Merr.). Agric. Ecosyst. Environ., 31: 91-97.
-
(1990)
Agric. Ecosyst. Environ.
, vol.31
, pp. 91-97
-
-
Angle, J.S.1
-
4
-
-
84980168039
-
The use of herbicides in alternate husbandry as a substitute for ploughing
-
Arnott, R.A. and Clement, C.R., 1966. The use of herbicides in alternate husbandry as a substitute for ploughing. Weed Res., 6: 142-157.
-
(1966)
Weed Res.
, vol.6
, pp. 142-157
-
-
Arnott, R.A.1
Clement, C.R.2
-
5
-
-
0000891059
-
An automated method for determining nitrate-nitrogen in soil extracts
-
Best, E.K., 1976. An automated method for determining nitrate-nitrogen in soil extracts. Qld. J. Agric. Anim. Sci., 33: 161-166.
-
(1976)
Qld. J. Agric. Anim. Sci.
, vol.33
, pp. 161-166
-
-
Best, E.K.1
-
6
-
-
50849153028
-
Changes in soil properties after 10years continuous non-tilled and conventionally tilled corn
-
Blevins, R.L., Thomas, G.W., Smith, M.S., Frye, W.W. and Cornelius, P.L., 1983. Changes in soil properties after 10years continuous non-tilled and conventionally tilled corn. Soil Tillage Res., 3: 135-146.
-
(1983)
Soil Tillage Res.
, vol.3
, pp. 135-146
-
-
Blevins, R.L.1
Thomas, G.W.2
Smith, M.S.3
Frye, W.W.4
Cornelius, P.L.5
-
7
-
-
0002423773
-
Determination of ammonium in Kjeldahl digest of crops by an automated procedure
-
Crooke, W.M. and Simpson, W.E., 1971. Determination of ammonium in Kjeldahl digest of crops by an automated procedure. J. Sci. Food Agric., 22: 9-10.
-
(1971)
J. Sci. Food Agric.
, vol.22
, pp. 9-10
-
-
Crooke, W.M.1
Simpson, W.E.2
-
8
-
-
84984496223
-
Changes in content of moisture and nitrate nitrogen as affected by summer tillage
-
Dev, G., Sinha, B.K. and Narayan, K.G., 1970. Changes in content of moisture and nitrate nitrogen as affected by summer tillage. J. Indian Soc. Soil Sci., 18: 221-225.
-
(1970)
J. Indian Soc. Soil Sci.
, vol.18
, pp. 221-225
-
-
Dev, G.1
Sinha, B.K.2
Narayan, K.G.3
-
9
-
-
0343013978
-
Vandforbrug i vårbyg i relation til jordbearbejdning og halmnedmuldning
-
Djurhuus, J., 1985. Vandforbrug i vårbyg i relation til jordbearbejdning og halmnedmuldning (Actual evapotranspiration in spring barley in relation to soil tillage and straw incorporation). (In Danish with English summary). Tidsskr. Planteavl, 89: 47-59.
-
(1985)
Tidsskr. Planteavl
, vol.89
, pp. 47-59
-
-
Djurhuus, J.1
-
10
-
-
0029535329
-
Comparison of ceramic suction cups and KCl extraction for the determination of nitrate in soil
-
Djurhuus, J. and Jacobsen, O.H., 1995. Comparison of ceramic suction cups and KCl extraction for the determination of nitrate in soil. Eur. J. Soil Sci., 46: 387-395.
-
(1995)
Eur. J. Soil Sci.
, vol.46
, pp. 387-395
-
-
Djurhuus, J.1
Jacobsen, O.H.2
-
11
-
-
0342503179
-
N transformation and N transport in a sandy loam and a coarse sandy soil cropped with spring barley. I. Description of the experimental areas, climate, plant production and mineral N in soil
-
48 pp.
-
Djurhuus, J. and Lind, A.-M., 1992. N transformation and N transport in a sandy loam and a coarse sandy soil cropped with spring barley. I. Description of the experimental areas, climate, plant production and mineral N in soil. Tidsskr. Planteavl, Ber. S2213, 48 pp.
-
(1992)
Tidsskr. Planteavl, Ber. S2213
-
-
Djurhuus, J.1
Lind, A.-M.2
-
12
-
-
0003133151
-
Effect of ploughing and direct drilling on soil nitrate content
-
Dowdell, R.J. and Cannell, R.Q., 1975. Effect of ploughing and direct drilling on soil nitrate content. J. Soil Sci., 26: 53-61.
-
(1975)
J. Soil Sci.
, vol.26
, pp. 53-61
-
-
Dowdell, R.J.1
Cannell, R.Q.2
-
13
-
-
0022925503
-
Aggregate structure and carbon, nitrogen, and phosphorus in native and cultivated soils
-
Elliott, E.T., 1986. Aggregate structure and carbon, nitrogen, and phosphorus in native and cultivated soils. Soil Sci. Soc. Am. J., 50: 627-633.
-
(1986)
Soil Sci. Soc. Am. J.
, vol.50
, pp. 627-633
-
-
Elliott, E.T.1
-
14
-
-
0003012152
-
Leaching of nitrogen under autumn-sown crops and the effect of tillage
-
D.S. Jenkinson and K.A. Smith (Editors), Elsevier Applied Science, Barking, UK
-
Goss, M.J., Colbourn, P., Harris, G.L. and Howse, K.R., 1988. Leaching of nitrogen under autumn-sown crops and the effect of tillage. In: D.S. Jenkinson and K.A. Smith (Editors), Nitrogen Efficiency in Agricultural Soils. Elsevier Applied Science, Barking, UK, pp. 269-282.
-
(1988)
Nitrogen Efficiency in Agricultural Soils
, pp. 269-282
-
-
Goss, M.J.1
Colbourn, P.2
Harris, G.L.3
Howse, K.R.4
-
15
-
-
0343885463
-
The leaching of nitrates after spring fertilizer application and the influence of tillage
-
R. Merckx, H. Vereecken and K. Vlassak (Editors), Leuven University Press, Leuven, Belgium
-
Goss, M.J., Howse, K.R., Harris, G.L. and Colbourn, P., 1990. The leaching of nitrates after spring fertilizer application and the influence of tillage. In: R. Merckx, H. Vereecken and K. Vlassak (Editors), Fertilization and the Environment. Leuven University Press, Leuven, Belgium, pp. 20-25.
-
(1990)
Fertilization and the Environment
, pp. 20-25
-
-
Goss, M.J.1
Howse, K.R.2
Harris, G.L.3
Colbourn, P.4
-
16
-
-
0000899540
-
Nitrogen dynamics in conventional and no-tillage agroecosystems with inorganic fertilizer or legume nitrogen inputs
-
Groffman, P.M., Hendrix, P.P. and Crossley, D.A., 1987. Nitrogen dynamics in conventional and no-tillage agroecosystems with inorganic fertilizer or legume nitrogen inputs. Plant Soil, 97: 315-332.
-
(1987)
Plant Soil
, vol.97
, pp. 315-332
-
-
Groffman, P.M.1
Hendrix, P.P.2
Crossley, D.A.3
-
17
-
-
0030875308
-
Yield and N uptake as affected by soil tillage and catch crop
-
in press
-
Hansen, E.M. and Djurhuus, J., 1997. Yield and N uptake as affected by soil tillage and catch crop. Soil Tillage Res., in press.
-
(1997)
Soil Tillage Res.
-
-
Hansen, E.M.1
Djurhuus, J.2
-
18
-
-
0001357863
-
Jordtyper ved statens Forsøgsstationer
-
Hansen, L., 1976. Jordtyper ved Statens Forsøgsstationer (Soil types at the Danish State Experimental Stations). (In Danish with English summary.) Tidsskr. Planteavl, 80: 742-758.
-
(1976)
Tidsskr. Planteavl
, vol.80
, pp. 742-758
-
-
Hansen, L.1
-
19
-
-
0012838876
-
-
Hydrotechnical Laboratory, The Royal Veterinary and Agricultural University, Copenhagen, 113 pp.
-
Hansen, S. and Aslyng, H.C., 1984. Nitrogen balance in crop production. Simulation model NITCROS. Hydrotechnical Laboratory, The Royal Veterinary and Agricultural University, Copenhagen, 113 pp.
-
(1984)
Nitrogen Balance in Crop Production. Simulation Model NITCROS
-
-
Hansen, S.1
Aslyng, H.C.2
-
20
-
-
0342937386
-
Effect of cultivations on removal of rainfall and nitrate from a mole drained site
-
J.F. de L.G. Solbe (Editor), Ellis Horwood, Chichester, UK
-
Harris, G.L. and Colbourne, P., 1986. Effect of cultivations on removal of rainfall and nitrate from a mole drained site. In: J.F. de L.G. Solbe (Editor), Effects of Land Use on Fresh Waters: Agriculture, Forestry, Mineral Exploitation, Urbanisation. Ellis Horwood, Chichester, UK, pp. 528-532.
-
(1986)
Effects of Land Use on Fresh Waters: Agriculture, Forestry, Mineral Exploitation, Urbanisation
, pp. 528-532
-
-
Harris, G.L.1
Colbourne, P.2
-
21
-
-
0011958640
-
Nitrogen cycling in United Kingdom forests: The relevance of basic ecological research
-
Heal, O.W., Swift, M.J. and Anderson, J.M., 1982. Nitrogen cycling in United Kingdom forests: the relevance of basic ecological research. Philos. Trans. R. Soc. London, Ser. B, 296: 427-444.
-
(1982)
Philos. Trans. R. Soc. London, Ser. B
, vol.296
, pp. 427-444
-
-
Heal, O.W.1
Swift, M.J.2
Anderson, J.M.3
-
22
-
-
0003022490
-
Nitrogen mineralization in a green manure-amended soil as influenced by cropping history and subsequent crop
-
Janzen, H.H. and Radder, G.D., 1989. Nitrogen mineralization in a green manure-amended soil as influenced by cropping history and subsequent crop. Plant Soil, 120: 125-131.
-
(1989)
Plant Soil
, vol.120
, pp. 125-131
-
-
Janzen, H.H.1
Radder, G.D.2
-
23
-
-
84984520140
-
14C labelled ryegrass decomposing under field conditions
-
14C labelled ryegrass decomposing under field conditions. J. Soil Sci., 28: 424-434.
-
(1977)
J. Soil Sci.
, vol.28
, pp. 424-434
-
-
Jenkinson, D.S.1
-
24
-
-
4243293202
-
Kvælstofudvaskning fra jord efter nedbringning af efterafgrøder med forskelligt kvælstofindhold
-
Kyllingsbæk, A., 1992. Kvælstofudvaskning fra jord efter nedbringning af efterafgrøder med forskelligt kvælstofindhold (Leaching of nitrogen from soil after incorporation of catch crops with different nitrogen concentration). (In Danish with English summary.) Tidsskr. Planteavl, 96: 153-161.
-
(1992)
Tidsskr. Planteavl
, vol.96
, pp. 153-161
-
-
Kyllingsbæk, A.1
-
25
-
-
0001811713
-
Nitrogen mineralization after leys ploughed in early or late autumn
-
Lindén, B. and Wallgren, B., 1993. Nitrogen mineralization after leys ploughed in early or late autumn. Swed. J. Agric. Res., 23: 77-89.
-
(1993)
Swed. J. Agric. Res.
, vol.23
, pp. 77-89
-
-
Lindén, B.1
Wallgren, B.2
-
26
-
-
0027871004
-
Developments in the use of porous ceramic cups for measuring nitrate leaching
-
Lord, E.I. and Shepherd, M.A., 1993. Developments in the use of porous ceramic cups for measuring nitrate leaching. J. Soil Sci., 44: 435-449.
-
(1993)
J. Soil Sci.
, vol.44
, pp. 435-449
-
-
Lord, E.I.1
Shepherd, M.A.2
-
27
-
-
0003058095
-
Effect of zero and conventional tillage on barley yield and nitrate nitrogen content, moisture and temperature of soil in north-central Alberta
-
Nyborg, M. and Malhi, S.S., 1989. Effect of zero and conventional tillage on barley yield and nitrate nitrogen content, moisture and temperature of soil in north-central Alberta. Soil Tillage Res., 15: 1-9.
-
(1989)
Soil Tillage Res.
, vol.15
, pp. 1-9
-
-
Nyborg, M.1
Malhi, S.S.2
-
28
-
-
0343885459
-
Jordbrugsmeteorologisk årsoversigt 1990
-
102 pp.
-
Olesen, J.E., 1991. Jordbrugsmeteorologisk årsoversigt 1990 (Annual Agrometeorological Overview 1990). (In Danish with English summary.) Tidsskr. Planteavl, Ber. 52130, 102 pp.
-
(1991)
Tidsskr. Planteavl, Ber. 52130
-
-
Olesen, J.E.1
-
29
-
-
0006189741
-
-
(In Danish with English summary.) Research Note, Dept. of Agrometeorology, Research Centre Foulum, 65 pp.
-
Olesen, J.E. and Heidmann, T., 1990. EVACROP. Et program til beregning af aktuel fordampning og afstrømning fra rodzonen (A programme for calculating daily actual evapotranspiration and runoff from the root zone). Version 1.00. (In Danish with English summary.) Research Note, Dept. of Agrometeorology, Research Centre Foulum, 65 pp.
-
(1990)
EVACROP. Et Program til Beregning af Aktuel Fordampning og Afstrømning Fra Rodzonen (A Programme for Calculating Daily Actual Evapotranspiration and Runoff from the Root Zone). Version 1.00
-
-
Olesen, J.E.1
Heidmann, T.2
-
30
-
-
0343013973
-
Nitratudvaskning fra landbrugsjorde. Teknik, måleprogram og beskrivelse af forsøgsarealer
-
Olsen, P., 1992. Nitratudvaskning fra landbrugsjorde. Teknik, måleprogram og beskrivelse af forsøgsarealer (Nitrate leaching from arable land. Techniques, measuring programme and description of experimental sites). (In Danish with English summary.) Tidsskr. Planteavl, 96: 325-342.
-
(1992)
Tidsskr. Planteavl
, vol.96
, pp. 325-342
-
-
Olsen, P.1
-
31
-
-
0000046299
-
Effect of cultivation on the mineralization of nitrogen in soil
-
Powlson, D.S., 1980. Effect of cultivation on the mineralization of nitrogen in soil. Plant Soil, 57: 151-153.
-
(1980)
Plant Soil
, vol.57
, pp. 151-153
-
-
Powlson, D.S.1
-
32
-
-
0016972213
-
Percolation of surface-applied water in the field
-
Quisenberry, V.L. and Phillips, R.E., 1976. Percolation of surface-applied water in the field. Soil Sci. Soc. Am. J., 40: 484-489.
-
(1976)
Soil Sci. Soc. Am. J.
, vol.40
, pp. 484-489
-
-
Quisenberry, V.L.1
Phillips, R.E.2
-
34
-
-
0342579701
-
Vandbalance og kvaelstofudvaskning på 4 jordtyper. II. Vandbalance, aktuel fordampning og afstrømning til dræn og undergrund
-
Simmelsgaard, S.E., 1985. Vandbalance og kvaelstofudvaskning på 4 jordtyper. II. Vandbalance, aktuel fordampning og afstrømning til dræn og undergrund (Water balance and nitrogen leaching for 4 soil types. II. Water balance, actual evapotranspiration, drainage and percolation.) (In Danish with English summary.) Tidsskr. Planteavl, 89: 117-131.
-
(1985)
Tidsskr. Planteavl
, vol.89
, pp. 117-131
-
-
Simmelsgaard, S.E.1
-
35
-
-
4244202255
-
Estimering af funktioner for kvælstofudvaskning. Kvælstofudvaskning som funktion af kvælstoftilførsel for forskellige afgrøder dyrket på sandjord og lerjord
-
S. Rude (Editor), (In Danish with English summary.) Rep. 62, Statens Jordbrugsøkonomiske Institut. Copenhagen
-
Simmelsgaard, S.E., 1991. Estimering af funktioner for kvælstofudvaskning. Kvælstofudvaskning som funktion af kvælstoftilførsel for forskellige afgrøder dyrket på sandjord og lerjord (Estimation of nitrogen leakage functions. Nitrogen leakage as a function of nitrogen applications for different crops on sand and loam soils). In: S. Rude (Editor), Kvælstofgødning i landbruget-behov og udvaskning nu og i fremtiden (Nitrogen fertilizers in Danish agriculture-present and future application and leaching). (In Danish with English summary.) Rep. 62, Statens Jordbrugsøkonomiske Institut. Copenhagen, pp. 135-150.
-
(1991)
Kvælstofgødning i Landbruget-behov og Udvaskning nu og i Fremtiden (Nitrogen Fertilizers in Danish Agriculture-present and Future Application and Leaching)
, pp. 135-150
-
-
Simmelsgaard, S.E.1
-
36
-
-
0001456256
-
Use of the Leco automatic 70-record carbon analyzer for total carbon analysis of soils
-
Tabatabai, M.A. and Bremner, J.M., 1970. Use of the Leco Automatic 70-Record Carbon Analyzer for total carbon analysis of soils. Soil Sci. Soc. Am. Proc., 34: 608-610.
-
(1970)
Soil Sci. Soc. Am. Proc.
, vol.34
, pp. 608-610
-
-
Tabatabai, M.A.1
Bremner, J.M.2
-
37
-
-
0002878623
-
The effect of nitrogen catch crops on the nitrogen nutrition of a succeeding crop. 1. Effects through mineralization and pre-emptive competition
-
Thorup-Kristensen, K., 1993. The effect of nitrogen catch crops on the nitrogen nutrition of a succeeding crop. 1. Effects through mineralization and pre-emptive competition. Acta Agric. Scand., Sect. B, Soil Plant Sci., 43: 74-81.
-
(1993)
Acta Agric. Scand., Sect. B, Soil Plant Sci.
, vol.43
, pp. 74-81
-
-
Thorup-Kristensen, K.1
-
38
-
-
0017341298
-
Lysimeter measurements of nitrate and chloride losses from soil under conventional and no-tillage corn
-
Tyler, D.D. and Thomas, O.W., 1977. Lysimeter measurements of nitrate and chloride losses from soil under conventional and no-tillage corn. J. Environ. Qual., 6: 63-66.
-
(1977)
J. Environ. Qual.
, vol.6
, pp. 63-66
-
-
Tyler, D.D.1
Thomas, O.W.2
-
39
-
-
0027927416
-
-
Series Paper 57, Institute of Hydrodynamics and Hydraulic Engineering, Technical University of Denmark, Lyngby, 230 pp.
-
Villholth, K., 1994. Field and numerical investigation of macropore flow and transport processes. Series Paper 57, Institute of Hydrodynamics and Hydraulic Engineering, Technical University of Denmark, Lyngby, 230 pp.
-
(1994)
Field and Numerical Investigation of Macropore Flow and Transport Processes
-
-
Villholth, K.1
-
40
-
-
0027035778
-
Measured and simulated denitrification activity in a cropped sandy and loamy soil
-
Vinther, F.P., 1992. Measured and simulated denitrification activity in a cropped sandy and loamy soil. Biol. Fertil. Soils, 14: 43-48.
-
(1992)
Biol. Fertil. Soils
, vol.14
, pp. 43-48
-
-
Vinther, F.P.1
-
41
-
-
0342503174
-
Nitrogen fluxes in a cropped sandy and a loamy soil measured by sequential coring
-
Vinther, F.P., 1994. Nitrogen fluxes in a cropped sandy and a loamy soil measured by sequential coring. Eur. J. Agron., 3: 311-316.
-
(1994)
Eur. J. Agron.
, vol.3
, pp. 311-316
-
-
Vinther, F.P.1
-
42
-
-
0027798747
-
Comparisons of methods for measuring the leaching of mineral nitrogen from arable land
-
Webster, C.P., Shepherd, M.A., Goulding, K.W.T and Lord, E., 1993. Comparisons of methods for measuring the leaching of mineral nitrogen from arable land. J. Soil Sci., 44: 49-62.
-
(1993)
J. Soil Sci.
, vol.44
, pp. 49-62
-
-
Webster, C.P.1
Shepherd, M.A.2
Goulding, K.W.T.3
Lord, E.4
|