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我在屋顶5平方米的平面上用人造土竖起3个直径1米、高1.5米的菜柱,实行立体种菜,1次收鲜菜100公斤,折合亩产2.5万公斤。1.人造土的制作:所谓人造土,就是用一些作物秸秆、稻谷壳、玉米芯或皮、葵花壳、花生壳或枯枝烂叶、树皮木屑、生活垃圾和一定的饼肥(如棉子饼、菜子饼、蓖
I set up 5 columns with diameter of 1 meter and 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. 1. Man-made soil production: The so-called artificial soil, is to use some crop stalks, rice hulls, corn cobs or skins, sunflower shells, peanut shells or litter rot, bark sawdust, garbage and some cake fertilizer Pie, ramen cake, grate