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一种新颖的林木培植法,目前正在英国逐步推广,方法非常简单,只需在树种发芽后,套上透明塑料管,就能使幼树在管内蓬勃生长,比没有套管的材积的增长几可翻一番。透明塑料管一般用聚丙烯制成,呈瓦楞状,管径约8公分,外加一根扎入土中的撑杆。用此法栽培树木,收到下列明显好处:1、成材高大粗壮。经同期对比试验,套管的材积生长量为48立方厘米,不套管的仅为26立
A novel tree planting method, which is currently being rolled out in the United Kingdom, is very simple. By simply placing the transparent plastic tube after the tree species have sprouted, the young tree can grow vigorously in the tube more than in the non-expanded tube Can double Transparent plastic pipe is generally made of polypropylene, was corrugated, diameter of about 8 cm, plus a bar tied into the soil. Use this method to cultivate trees, receive the following obvious benefits: 1, tall and sturdy. The same period of comparative tests, the casing volume growth of 48 cubic centimeters, not casing only 26 legislation