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钾肥对大葱的增产效果及适宜用量山东省菏泽地区位于鲁西南黄河冲积平原地带。近几年，大葱生产发展较快，种植面积达２２．５万亩，由于土壤普遍缺钾，影响了大葱的产量和品质。为此，笔者于１９９５年进行了大葱施钾肥试验。材料与方法一、供试土壤试验在定陶县黄店镇牛...
Potash fertilizer on the yield-increasing effect of green onions and Heze area in Shandong Province is located in the southwest of the Yellow River alluvial plain. In recent years, the rapid development of green onions, planted area of 225,000 mu, due to the general lack of potassium soil, affecting the yield and quality of green onions. To this end, the author conducted a green onion in 1995 potassium fertilizer test. Materials and methods First, the test soil test Huang Dingzhen cattle in Dingtao County ...