Everyone knows that grass ash is more effective, so how to use grass ash is the best? Grass ash contains various potassium salts, of which potassium carbonate is the main, followed by potassium sulphate and a small amount of potassium chloride, which is a physiological alkaline fertilizer, so The plant ash can not be mixed with the ammonium nitrogen fertilizer; it can not be mixed with organic manure such as human excrement and manure, and today we will introduce how to use the ash. How is the use of grass ash effective?
More than 90% of the potassium salt contained in the plant ash is soluble in water and is a quick-acting potash. Therefore, the plant ash can be used as the base fertilizer, seed fertilizer and top dressing, and its aqueous solution can also be used for top dressing. It is advisable to use grass ash for concentrated application, and it can be applied by strips and acupoints. The depth is 8-10 cm, and the soil is covered after application. Mix 2 to 3 times of wet soil before application or spray it with a little water to prevent ash from flying.
The amount of grass ash is limited, and it should first be applied to the potassium-deficient soil in order to give full play to the fertilizer effect of the ash. Generally speaking, the sandy soil with coarse soil texture is mostly potassium-deficient soil, and the effect is very obvious after applying the ash. Secondly, it is preferentially applied to crops with potassium, and the annual acre is generally 30-50 kg. How to use the best results of grass ash and ash is introduced here. In order to improve the efficiency of ash and ash, it is necessary to carry out single-single sputum and apply alone.
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