土壤养分动态
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The effects of potassium application on nutrient absorption dynamics, biomass and quality of forage maize named Baimaya were studied in meadow-chestnut soil of Northwest plateau of Hebei province.
在冀西北高原旱滩地条件下，以饲用玉米白马牙为试验材料，研究了钾肥不同施用量对饲用玉米养分吸收动态及产量品质形成的影响。
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