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Bert H. Janssen
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Availability of nutrients and fertilizer use. General discussion on nutrient-crop relationships. Nitrogen
1990
Relationships between water and nutrients
1990
Fertilizer inputs, nutrient balance, and soil nutrient-supplying power in intensive, irrigated rice systems: I. Potassium uptake and K balance
10.1007/bf00210219 · 1996
Fertilizer inputs nutrient balance, and soil nutrien-supplying power in intensive, irrigated rice systems: III. Phosphorus
10.1007/bf00704311 · 1996
Modelling long-term crop response to fertilizer phosphorus: II. Comparison with field results
10.2134/agronj1987.00021962007900030009x · 1987
A system for quantitative evaluation of the fertility of tropical soils (QUEFTS)
10.1016/0016-7061(90)90021-z · 1990
Balanced plant nutrition: simultaneous optimization of environmental and financial goals
1994
Calibration of QUEFTS, a model predicting nutrient uptake and yields from chemical soil fertility indices
10.1016/0016-7061(93)90060-x · 1993
Crop response to the supply of macronutrients
1982
Nutrient management over extended cropping periods in the shifting cultivation system of southwest Côte d'Ivoire
1996
Comparison of the fertilizing effects of ash from burnt secondary vegetation and of mineral fertilizers on upland rice in southwest Cote d'Ivoire
10.1007/bf00749875 · 1996
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