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新垦荒地一般在头一二年由于自然肥沃,产量很高,但是在不正确的利用情况下,往往使土壤肥力逐年降低,产量得不到保证,甚至形成撩荒.为了改变这种情况,提出以下几点意见:1.芦苇地的开垦 巳往在开垦前一般先割除芦苇或放火烧毁后用复式犁进行深耕,继用圆片耙、之字耙耙地,并以马扒或弹簧耙搂集苇根.在根层较厚的地段上,犁前应先用重型圆片耙切碎苇根,或用无壁犁浅耕8—10公分.这些方法基
In the first year or two due to natural fertility and high yield, newly reclaimed land is often poorly fertilized and soil fertility is reduced year by year, yield is not guaranteed or even formed. In order to change this situation, Proposed the following observations: 1 reclamation land reclamation had to be cut before the general reed or fire burned with double plow for deep plowing, followed by wafer rake, rake harrow, and the horse grilled or harrow Hug set reed root.In thick roots section, before the plow should be heavy disc harrow chopped reed roots, or with no plow shallow plow 8-10 cm. These methods