Abstract:Abstract:More than 150 years research groups from different countries have been studying the effect of various factors on the productivity of the plants described by so-called productivity functions (PF). Interest to PF stems from the needs of economists, agronomists, agricultural chemists and environmentalists who use the PF modeling as a basis for solving their problems. The article describes development of models of productivity for agricultural chemistry and approaches to its calibration. The phenomenon of… Show more
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