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南昌市郊区于1979年开始引用地膜覆盖栽培早椒等蔬菜。几年的实践证明地膜能保温抗灾,提高产量,提前上市,调节蔬菜淡季供应。(表1)三店菜科所从1979年开始试验,面积0.02亩,当年增产184%。1980年除三店外,进顺、塘山、桃花等生产单位相继试验,面积4亩左右,一般增产50～100%。1981年全区四个公社10个单位引用,栽培面积39.5亩,平均亩产3234斤,由于前期产量占总产的20～45%,中期产量占总产的39～51%,平均单价达到0.30元,亩产总值969元左右,增产增收显著,地膜覆盖的新技术很快受到菜农欢迎。
Nanchang suburb in 1979 began to quote the cultivation of pepper and other vegetables. Years of practice proved that the mulching film can heat insulation, increase production, market ahead of schedule, regulate the off-season supply of vegetables. (Table 1) Three stores of food from the test since 1979, covering an area of 0.02 acres, an increase of 184%. In addition to three stores in 1980, Jin Shun, Tangshan, Peach and other production units have been tested, an area of about 4 acres, the general increase of 50 to 100%. In 1981, the four communes in the whole area were quoted by 10 units. The cultivated area was 39.5 mu and the average mu yield was 3234 kg. Since the pre-production accounted for 20-45% of the total output, the interim output accounted for 39-51% of the total production and the average unit price reached 0.30 Yuan, gross output value of 969 yuan, a significant increase in production and income, new technology mulching soon welcomed by vegetable farmers.