山西省菜田土壤养分状况及主要蔬菜的平衡施肥
The nutrient status of vegetable fields and balance fertilization for vegetables in Shanxi Province
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摘要: 在山西省10个市60多个县(市)的7333hm2菜田耕层取土样1086个,分析测定了土壤有机质、全N、碱解N、速效P、速效K、有效B、Mn、Mo、Zn、Fe、Cu等养分含量;开展了不同肥力菜田主要蔬菜的平衡施肥试验共120余次;提出了山西省5种主要蔬菜在不同肥力菜田上的推荐施肥量。Abstract: 1086 soil samples were collected from 7333 hm2 vegetable fields in Shanxi province and the contents of organic matter, totalN, AvailN, OlsenP, AvailK, and micronutrient were analyzed, 120 vegetable field experiments were conducted in different areas with various soil fertilities and the pattern of balance fertilization for five vegetables was recommended