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有些农户在积造粪肥中不注意粪肥的质量标准,不掌握粪肥的关键时期,更不知道积造粪肥质量标准如何。那么,积造粪肥的质量标准是什么呢?一个直观的尺度,就是人们常说的“黑、臭、烂”。黑,指肥料的颜色。一般肥料颜色的深浅表明了腐殖质的多少。臭,指肥料的气味。一般粪肥气味大小表明了速效养分,特别是氨态氮的多少。烂,指肥料的形状、烂不烂主要表明了粪肥物理性状的好坏。达到黑、臭、烂标准的粪肥,
Some farmers in the accumulation of manure do not pay attention to the quality standards of manure, do not grasp the critical period of manure, but do not know how to build quality standards for manure. So, what is the quality standard for manure? An intuitive measure is what people commonly call “black, smelly, rotten.” Black, refers to the color of fertilizer. The depth of the general fertilizer color shows how much humus. Smelly, refers to the smell of fertilizer. The size of the general smell of manure indicates the availability of nutrients, especially the amount of ammonia nitrogen. Rotten, refers to the shape of fertilizer, rotten mainly shows the physical properties of manure is good or bad. To black, smelly, rotten standard manure,