共 50 条
- [1] INFLUENCE OF SOIL FERTILITY ON CROP PERFORMANCE IN UGANDA .1. COTTON TROPICAL AGRICULTURE, 1978, 55 (03): : 255 - 268
- [2] THE INFLUENCE OF SOIL FERTILITY ON CROP PERFORMANCE IN UGANDA .3. FINGER MILLET AND MAIZE TROPICAL AGRICULTURE, 1980, 57 (02): : 123 - 132
- [3] SOIL FERTILITY + RESPONSE OF GROUNDNUTS TO FERTILIZERS IN GAMBIA EMPIRE JOURNAL OF EXPERIMENTAL AGRICULTURE, 1964, 32 (126): : 153 - &
- [5] DETERMINATION OF THE INFLUENCE OF VARIOUS CROP ROTATIONS ON SOIL FERTILITY AND CROP PERFORMANCE AS SHOWN BY TEST PLANT YIELDS ARCHIV FUR ACKER UND PFLANZENBAU UND BODENKUNDE-ARCHIVES OF AGRONOMY AND SOIL SCIENCE, 1982, 26 (05): : 335 - 342
- [6] INFLUENCE OF FERTILIZERS ON CROP YIELD, SOIL AND ENVIRONMENT .2. KEMISK TIDSKRIFT, 1975, 87 (10): : 28 - 30
- [10] Influence of crop rotation, systems of fertilizers and application of pesticides on crop yield and soil fertility RESULTS OF LONG-TERM FIELD EXPERIMENTS IN BALTIC STATES, 2000, : 81 - 93