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1983年,代县阳明堡公社试种了3.7亩地膜覆盖黄瓜。每亩平均比露地黄瓜多产2,910斤,增加收入320元。栽培要点为下。一、整地起垄浅耕时每亩施入碳铵100斤,耙耱起垄.垄宽1.9—2尺,垄距1.6—1.8尺。为了覆膜严密,垄面呈椭圆形,最高处1寸。垄面开一条0.8—1.0尺宽的沟,施入拌匀的农家肥(每亩120担)和100斤磷肥。用幅宽2.4尺的塑膜顺垄覆盖,拉展、铺平、压严。二、打孔穴播 4月23日打孔穴播。穴位距垄缘2.5—3寸,孔径1.5寸,穴深1寸。下种前浸种催芽,播后覆1寸厚细土封严。定茧时每穴留双株。
In 1983, Yang County, County Commune commune tried planting 3.7 acres of film covered cucumber. On average, the yield per mu is 2,910 catties more than the cucumbers in the open field and the income is increased by 320 yuan. Cultivation points for the next. A, land preparation Ridge shallow tillage per acre applied ammonium bicarbonate 100 kg, rake 耱 Ridge ridge width of 1.9-2 feet, ridge distance 1.6-1.8 feet. In order to film tight, ridge was oval, the highest point of 1 inch. Ridge to open a 0.8-1.0 feet wide ditch, into the mix of farmyard manure (120) per mu and 100 kg of phosphate fertilizer. With 2.4-foot wide plastic film covering the ridge, stretching, paving, strict pressure. Second, drilling holecast April 23 hole drilling. Acupoints from the edge of 2.5-3 inch ridge, aperture 1.5 inches, 1-inch deep hole. Under the kind of seed soaking before germination, after sowing cover 1 inch thick soil seal. Cocoon set aside when each hole double strain.