Teach you how to distinguish organic fertilizer
1 take a water cup by soaking water, soak the organic fertilizer sample in water, then crush the organic fertilizer soaked in water by hand, stir it to see the raw material of organic fertilizer intuitively; and then place it for a period of time. If organic fertilizer and water are stratified in a short period of time, it means that the proportion of organic fertilizer is high and contains more soil. 2 smell method carefully smell the smell of fertilizer to see if there is ammonia smell, fecal smell, mud flavor, good organic fertilizer should be a thoroughly mature taste. 3 hand twist method to take organic fertilizer with thumb and index finger to roll back and forth, if there is a hand feeling, there are sand grains or other impurities inside. 4 strain test method take a water cup to put organic fertilizer in it, sprinkle a little water (be careful not to soak water, damp), put it in a warm and suitable place, good organic fertilizer will hold the colonel out of white hyphae, break open organic fertilizer particles will see that there are also white hyphae inside. 5 take a pot flower by pot test, grab a large amount of organic fertilizer and sprinkle it directly on the root and stem of the flower, and water it. The good organic fertilizer will gradually grow white hyphae and promote the growth of the plant. The unqualified organic fertilizer will fumigate the seedling, and the plant will gradually wither until death. 6 after selecting good organic fertilizer in the comparative experiment, when planting crops, set aside some of the organic fertilizer not to apply the organic fertilizer, observe the performance of the plant, good organic fertilizer will have obvious effect on growth, yield and quality. 7 see whether the packaging is specification, whether it is authorized production (generally authorized production is not their own factory, no source of raw materials) 8 Foreign language packaging try not to buy, because organic fertilizer is waste reuse, foreign imports are almost impossible.
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Skillful production of Organic Fertilizer from Rice Straw
No use of chemical fertilizers and pesticides is one of the goals of modern organic agriculture. Through several years of practical experience, the author found a method of using original ecological materials to make natural organic fertilizer. Raw material natural red soil 1500 kilograms. 150 kilograms of straw, straw and garbage. Human feces and urine or pig, chicken and duck dung. Retting and making.
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Pay attention to "six taboos" in the use of bacterial biological pesticides
Biological pesticide: BT, the Chinese name is Bacillus thuringiensis, is a bacterial insecticide. This variety has been fully used in the main vegetable areas of our country and achieved good economic benefits. But at present, there are many BT manufacturers with different quality, so we must choose the variety with good quality when using it. Note: BT is aged at a slightly higher temperature.
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