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Soil testing and formula fertilization technology of soybean

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Soil testing and formula fertilization technology of soybean

* : * : admin * : 2016-09-07 * : 20
In soybean planted before, in 0 a 20 cm topsoil soil samples were collected, and more evenly mixed, clean and dry place for evacuation analysis in the laboratory. According to the soil nutrient content, the formula of the fertilizer was found. Lack of what fill what, lack of how much the number of complement, targeted fertilization. In this way, it can save fertilizer, reduce investment, and make the limited fertilizer to gain more benefits.