江西省肥料施用状况与肥效演变规律

Situation of Fertilizer Application and Change of Fertilizer Efficiency in Jiangxi Province

论述了1949～2000年江西省农田化肥和有机肥的施用量、农作物的需肥量、农田养分平衡、中微量元素供需量的变化状况,以及农田肥力与化肥肥效的演变规律。

The author reviewed application rate of chemical fertilizer and organic fertilizer for farmland, fertilizer requirement of agricultural crops, balance of nutrients in farmland, change of supply and need of mid-element and microelement, and change of farmland fertility and chemical fertilizer efficiency in Jiangxi province during 1949～2000.