-
1
-
-
84918759591
-
Nitrogen response and cultural practices for corn-based cropping systems in the Peruvian Amazon
-
J.R. Benites Nitrogen response and cultural practices for corn-based cropping systems in the Peruvian Amazon Ph.D. diss 1981 North Carolina State Univ Raleigh, NC
-
(1981)
-
-
Benites, J.R.1
-
2
-
-
85120136296
-
Significance of developing and transferring technology to farmers with limited resources
-
N.C. Brady Significance of developing and transferring technology to farmers with limited resources R. Usherwood Transferring Technology for Small-scale Farming 1981 ASA Madison, WI 1 21
-
(1981)
, pp. 1-21
-
-
Brady, N.C.1
-
3
-
-
85120140050
-
L'utilization de l'azote engrais par la culture du mais en Cote d'Ivoire
-
P.-F. Chabalier J. Pichot L'utilization de l'azote engrais par la culture du mais en Cote d'Ivoire Isotopes and Radiation in Research on Soil-Plant Relationships Proceedings series 1979 33 47
-
(1979)
, pp. 33-47
-
-
Chabalier, P.-F.1
Pichot, J.2
-
4
-
-
0003255058
-
Soil diversity in the tropics: Implications for agricultural development
-
H. Eswaran F.H. Beinroth J. Kimble T. Cook Soil diversity in the tropics: Implications for agricultural development R. Lal P.A. Sanchez Myths and Science of Soils of the Tropics 1992 SSA/ASA Madison, WI 1 16
-
(1992)
, pp. 1-16
-
-
Eswaran, H.1
Beinroth, F.H.2
Kimble, J.3
Cook, T.4
-
5
-
-
0344353106
-
The nitrogen cycle in West Africa — agronomic considerations
-
D.J. Greenland The nitrogen cycle in West Africa — agronomic considerations T. Rosswall Nitrogen Cycling in West African Ecosystems 1980 SCOPE/UNEP Stockholm, Sweden 73 82
-
(1980)
, pp. 73-82
-
-
Greenland, D.J.1
-
6
-
-
0343809394
-
Nitrogen fertilization of maize on an Oxisol of the Cerrado of Brazil
-
T.L. Grove K.D. Ritchey G.C. Naderman Nitrogen fertilization of maize on an Oxisol of the Cerrado of Brazil Agron. J. 72 1980 261 265
-
(1980)
Agron. J.
, vol.72
, pp. 261-265
-
-
Grove, T.L.1
Ritchey, K.D.2
Naderman, G.C.3
-
7
-
-
84858024727
-
Nitrogen requirement of corn in a newly cleared loamy sand soil at Uyo, Nigeria: the effect of N fertilizer and liming materials
-
M.C. Igbokwe Nitrogen requirement of corn in a newly cleared loamy sand soil at Uyo, Nigeria: the effect of N fertilizer and liming materials T. Rosswall Nitrogen Cycling in West African Ecosystems 1980 SCOPE/UNEP Stockholm, Sweden 275 283
-
(1980)
, pp. 275-283
-
-
Igbokwe, M.C.1
-
8
-
-
0003264352
-
Soils of the West African Savanna: The Maintenance and Improvement of their Fertility
-
M.J. Jones A. Wild Soils of the West African Savanna: The Maintenance and Improvement of their Fertility Commonwealth Bureau of Soils, Tech. Comm #55 1975 Harpenden, U.K.
-
(1975)
Commonwealth Bureau of Soils, Tech. Comm #55
-
-
Jones, M.J.1
Wild, A.2
-
9
-
-
3342975992
-
Effect of different nitrogen levels, plant population and soil nutrient status on yield and yield components of maize (Zea mays L.) in different ecological zones of Nigeria
-
G.O. Kayode A.A. Agboola Effect of different nitrogen levels, plant population and soil nutrient status on yield and yield components of maize ( Zea mays L.) in different ecological zones of Nigeria Fert. Res. 2 1981 177 191
-
(1981)
Fert. Res.
, vol.2
, pp. 177-191
-
-
Kayode, G.O.1
Agboola, A.A.2
-
10
-
-
0020343261
-
Nitrogen distribution in hybrid and local varieties and its possible relationship to a declining soil nitrogen pool under shifting agriculture at Indian Church, Belize
-
J.D.H. Lambert J.T. Arnason Nitrogen distribution in hybrid and local varieties and its possible relationship to a declining soil nitrogen pool under shifting agriculture at Indian Church, Belize Plant Soil. 67 1982 119 127
-
(1982)
Plant Soil.
, vol.67
, pp. 119-127
-
-
Lambert, J.D.H.1
Arnason, J.T.2
-
11
-
-
84935270278
-
Nitrogen utilization by annual crops in the Central Amazon
-
R.J. Melgar Nitrogen utilization by annual crops in the Central Amazon Ph.D. diss 1989 North Carolina State Univ Raleigh, NC
-
(1989)
-
-
Melgar, R.J.1
-
12
-
-
68049099736
-
Nitrogen fertilizer recommendations for maize produced in the tropics: comparison of three computer-based models
-
D.L. Osmond Nitrogen fertilizer recommendations for maize produced in the tropics: comparison of three computer-based models Ph.D. diss 1991 Cornell University Ithaca, NY
-
(1991)
-
-
Osmond, D.L.1
-
13
-
-
85120128421
-
Nitrogen and potassium balance in maize in the humid tropics
-
R.A. Sobulo Nitrogen and potassium balance in maize in the humid tropics T. Rosswall Nitrogen Cycling in West African Ecosystems 1980 SCOPE/UNEP Stockholm, Sweden 371 376
-
(1980)
, pp. 371-376
-
-
Sobulo, R.A.1
-
14
-
-
0002646515
-
Rationale for optimum nitrogen fertilization in corn production
-
G. Stanford Rationale for optimum nitrogen fertilization in corn production J. Environ. Qual. 2 1973 159 166
-
(1973)
J. Environ. Qual.
, vol.2
, pp. 159-166
-
-
Stanford, G.1
-
15
-
-
0012268642
-
Modeling of the soil nitrogen cycle
-
K.K. Tanji Modeling of the soil nitrogen cycle F.J. Stevenson Nitrogen in Agricultural Soils 1982 ASA Madison, Wisconsin 721 772
-
(1982)
, pp. 721-772
-
-
Tanji, K.K.1
-
16
-
-
0002471405
-
Modeling long-term crop response to fertiliser and soil nitrogen. I. Model description and application
-
Y. Wolf C.T. de Wit H. Van Keulen Modeling long-term crop response to fertiliser and soil nitrogen. I. Model description and application Plant Soil 120 1989 11 22
-
(1989)
Plant Soil
, vol.120
, pp. 11-22
-
-
Wolf, Y.1
de Wit, C.T.2
Van Keulen, H.3
|