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北方地区营养土的配制大致用以下几种土为原料。1 腐植土腐植土也叫腐叶土,主要是由植物茎叶经过充分的发酵形成易分解的腐殖质而组成,质地松软,为酸性。其来源有以下两种。自然腐植土:是从森林里多年腐烂的枯枝烂叶层中收集而来,除去杂质即可备用。人工腐植土:人工收集树叶或青草等,堆积于土坑内,并用沙土压紧,浇水使之发酵。为了发酵快,还可掺入少量的米糠、人粪尿。一般两年后可以翻动,起出浇水湿润即可备用。
Preparation of nutritious soil in the northern region roughly the following types of soil as raw materials. 1 humus soil humus soil is also called rot soil, mainly by the plant stems and leaves after full fermentation to form easily decomposed humus composition, soft texture, acidic. The source of the following two. Natural humus soil: It is collected from the decayed rotting leaf layer in the forest for many years and can be used as a backup after removing impurities. Artificial humus soil: Artificial collection of leaves or grass, etc., piled in the pit, and pressed with sand, water to ferment. In order to ferment fast, but also incorporation of a small amount of rice bran, human excrement. Two years after the general can flip, played a moist water can be spare.