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我县从1984年开始,组织部分乡进行西瓜地膜覆盖栽培试验,并有系统、有计划地对品种、播种移栽期、育苗方式、肥料运筹、防止早衰等配套技术作了重点研究。据1985～1987年的统计,全县共种植西瓜85929.24亩,地膜栽培面积有29017.74亩,占33.77％,年递增率达20.25％。一、效益分析 1.简化农艺地膜覆盖栽培,除铺用地膜每亩多化1个工外,可节省苗期浇水浇肥5
Since 1984, our county has organized some townships to carry out watermelon mulching cultivation experiments and systematically and systematically focused on supporting technologies such as variety, seeding and transplanting, breeding methods, fertilizer management and prevention of premature aging. According to statistics from 1985 to 1987, a total of 85,929.24 mu of watermelon was planted in the county, with a total area of 29017.74 mu, accounting for 33.77% of the total. The annual increment rate was 20.25%. First, the benefit analysis 1. Simplify agronomy mulching cultivation, in addition to mulching mulch more than 1 workers, saving seedling watering fertilizer 5