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綠肥能增加土壤有机物質和矿物养分,提高土壤肥力。因此,扩大綠肥裁增面积是改反土壤,增加肥源的主要措施之一。但在江西某些地区蓄留紅花草种和插秧之間尚有一些矛盾,为了解决这一矛盾,會在几个县作了一些調查,找到了一些具体办法。南昌、东乡等县农民蓄留红花草种后插秧,因没有掌握住技术关鍵,一般每亩稻谷减产100—200斤,甚至因为二早收割迟不能裁种双季晚稻,造成得此失彼的損失。
Green manure can increase soil organic matter and mineral nutrients and improve soil fertility. Therefore, the expansion of green manure cut area is one of the main measures to change the soil, increase fertilizer source. However, there are still some contradictions between the storage of safflower grass seedlings and transplanting in certain areas in Jiangxi Province. In order to solve this contradiction, some investigations were conducted in several counties and some specific measures were found. Nanchang, Dongxiang and other counties farmers planted after the planting of safflower grass, because they did not grasp the key technology, the general reduction of 100-200 kg per mu of rice, rice, or even late because of two late harvest late rice, resulting in this loss His loss.