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研究表明 :皖南红黄壤地区油菜种植密度 15万穴 / hm2 ,每公顷土壤施用纯氮 2 10 kg,施用氧化钾 15 0 kg,油菜生物学性状最佳 ,产量最高 ,达 2 417kg/ hm2 。
The results showed that the planting density of rapeseed in southern Anhui red-yellow soil region was 150,000 hm2 / hm2, the application of pure nitrogen was 210 kg per hectare, and the application of potassium oxide was 150 kg. The best biological characters were rapeseed with the highest yield of 2 417kg / hm2.