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我在屋顶5平方米的平面上用人造土竖起三个直径1米,高1.5米的菜柱,实行立体种菜,一次收鲜菜100公斤,折合亩产2.5万公斤。 一、人造土的制作:所谓人造土,就是用一些作物秸秆、稻谷壳、玉米芯(皮)、葵花壳、花生壳或枯枝烂叶、树皮木屑、生活垃圾和一定量的饼肥如菜子饼、蓖麻饼、豆饼混合,经高温发酵沤制而成的一种人工土壤。其重量只有同体积的普通土壤的
I set up five columns with a diameter of 1 meter and a height of 1.5 meters with artificial soil on a flat surface of 5 square meters on the roof. Three-dimensional vegetable planting was carried out. One harvest of fresh vegetables was 100 kg, equivalent to 25,000 kg per mu. First, the artificial soil production: The so-called artificial soil, is to use some crop stalks, rice hulls, corn cob (skin), sunflower shell, peanut shells or litter rot, bark sawdust, garbage and a certain amount of cake fertilizer such as rape Cakes, castor cake, bean cake mixture, made by a high-temperature fermentation system of artificial soil. Its weight is only the same volume of ordinary soil