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(一)原理:蚯蚓喜在富含蛋白质和糖类的腐熟物中栖息、活动。但对腐熟不充分的堆积物内所含有的丹宁类和氨等气体却有强烈的趋避性。此法就是通过观察蚯蚓生理上的感觉即对堆积物是否嫌忌来判定其腐熟度的。(二)适用范围:所有的堆沤肥都适用。(三)所需器具:茶杯、黑布和5—6条蚯蚓,最好是身带条纹的蚯蚓。(四)测定方法:将堆积物放在茶杯内(约1/3左右),湿度以用
(A) Principle: Earthworm hi habitat, activities in the rich in protein and carbohydrates of the maturity. However, there is a strong evasion of the tannins and ammonia contained in the incompletely matured deposits. This method is through the observation of the physiological sense of earthworm that is, whether the deposit of obscenity to determine its maturity. (B) the scope of application: all the reactor heap fat are applicable. (C) the necessary equipment: teacups, black cloth and 5-6 earthworms, preferably body streaked earthworms. (D) Determination: The deposit on the cup (about 1/3 or so), humidity to use