论文部分内容阅读
两季田是浅丘陵地区普遍使用的一种种植模式,将水稻田进行水旱轮作,即大春种植水稻的田块,收获水稻后立即排水再栽种一季油菜或小麦、晚秋作物,以增加稻田的复种指数,增加农户的经济收入。同时,可改善土壤理化性状,培肥地力,提高肥料利用率,具有发展可持续农业的作用。资中县明心寺镇常年有两季田约6 000余亩,其中种植油菜面积约4 500余亩,播种小麦面积约为1 000余亩,其余的种植晚秋作物。产量根据种类也
Two Ji Tian is a commonly used planting pattern in shallow hilly areas. The paddy fields are subjected to drought and rotations, that is, fields where paddy rice is planted in spring are harvested. Immediately after the rice is harvested, one-season rapeseed or wheat is planted, and crops in the late autumn are increased to increase the number of paddy fields Of the multiple crop index, increase the economic income of farmers. At the same time, it can improve the physical and chemical properties of the soil, fertilize the fertility, improve the utilization rate of fertilizers, and play a role in the development of sustainable agriculture. Mingzhongsi Township, Zizhong County has a total area of more than 6,000 hectares for two seasons, including about 4,500 acres of rapeseed planting area and about 1,000 acres of sown wheat and the rest of late-autumn crops. The output is also based on the kind