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施多少肥,怎样施肥,才能实现吨粮田?笔者日前走访了田阳县农业技术推广站高级农艺师罗文信。他说:肥料多了浪费,少了不行。要有机肥和无机肥结合,氮、磷、钾搭配。我县田州镇连续三年实现双季稻亩产吨粮,除采用杂交种子、早播秧、疏播秧、地膜育秧、科学用水和防治病虫害外,肥料是关键的一环。接着,他提出双季稻亩产吨粮每造所需的肥料和施肥方法。即农家肥750公斤,碳铵、普钙各25公斤,氯化钾12.5公斤,尿素17.5公斤。以农家肥、碳铵、
How much fertilizer, how to fertilize, in order to achieve tons of grain field? I recently visited Tian Yangxian agricultural extension station senior agronomist Luo Wenxin. He said: More waste of fertilizer, less no. To organic fertilizer and inorganic fertilizer, nitrogen, phosphorus and potassium with. Tianzhou County, the county for three consecutive years to achieve double cropping rice per ton of grain production, in addition to the use of hybrid seed, early sowing seedlings, sparse sowing seedlings, plastic film seedlings, scientific water and pest control, the fertilizer is the key link. Then, he proposed a double crop of rice per ton of grain produced per manor required fertilizer and fertilization methods. 750 kilograms of farm fertilizer, ammonium bicarbonate, 25 kilograms of calcium, 12.5 kilograms of potassium chloride, 17.5 kilograms of urea. To farmers fertilizer, ammonium bicarbonate,