摘要
土壤磷素活化剂与专用肥配合施用及专用肥单独施用 ,与常规施肥比较 ,无论生育状况、产量还是商品性均有所提高 ,其效益增加明显。前者和后者分别比常规施肥每公顷增产 6 6 2 0 0kg和 4 2 6 3 5kg ,增产率分别为 2 2 1%和 14 3% ;增值分别为 2 16 2 4元 /hm2 和 14 6 5 8元 /hm2 ,增值率分别为 99 4 0 %和 36 4 3%。
The application of soil phosphorus activator and fertilizer special for potato significantly increased its yield and economic efficiency compared with the routine fertilizers application method. Potato yields increased by 6620 0 kilogram and 4263 5 kilogram per hectare, improvement ratios being 22 1 percent and 14 3 percent; potato values increased by 2162 4 yuan and 1465 8 yuan per hectare, improvement ratios being 99 40 percent and 36 43 percent.
出处
《中国马铃薯》
2002年第5期272-273,共2页
Chinese Potato Journal
关键词
土壤
磷素活化剂
专用肥
马铃薯
产量
potato,soil phosphorus activator,special fertilizer,yield,economic efficiency
