How to choose the appropriate humic acid fertilizer for your own situation? As we all know, humic acid fertilizer is a general term for various humic acid fertilizers, which mainly use weathered coal, lignite, etc. as the main raw materials, and are extracted, concentrated or transformed into water-soluble fertilizers containing nutrients through certain processes. There are many types of humic acid fertilizers on the market today. How to choose the humic acid fertilizer that suits your situation among these humic acid fertilizer products?
The selection of humic acid fertilizers is mainly distinguished based on the following points:
(1) Choose humic acid fertilizer according to the trial method
Choose humic acid fertilizer according to the trial method. When used for flushing, drip irrigation or foliar spraying, it is recommended to use potassium humate, ammonium humate or potassium fulvic acid or ammonium fulvic acid. When used as a base fertilizer, it is best to choose fertilizers such as humic acid or nitrohumic acid.
(2) Select humic acid fertilizer according to crop preference and growth node
Choose humic acid fertilizers based on crop preferences and growth nodes. Take fruit trees as an example. Fertilizers in autumn should focus on phosphate fertilizers, potash fertilizers, and spring fertilizers. Germination and differentiation should focus on phosphate fertilizers and potassium fertilizers. When fruits swell, nitrogen fertilizers, potassium fertilizers, calcium fertilizers, and micro-fertilizers should be focused on. Also fertilize according to crop preference. For example, fruit trees, eggplants, tobacco, sugar cane, etc. are potassium-poor crops, and potassium humate has the best effect.
(3) Choose humic acid fertilizer according to crop type and cost
Choose humic acid fertilizers based on crop type and cost. According to the type and quantity of nutrients, humic acid fertilizers are divided into humic acid elemental fertilizers, humic acid compound fertilizers, humic acid organic fertilizers, humic acid organic-inorganic compound fertilizers, humic acid trace element fertilizers, etc.
Humic acid compound fertilizer is selected for field crops, which is easy to use and cost-effective. Vegetables and fruit trees can choose humic acid organic fertilizers, humic acid organic-inorganic compound fertilizers or humic acid trace element fertilizers. The organic matter in these fertilizers can reach 20% to 45%, which can effectively improve the taste and color of crops. When used for spraying or foliar fertilizers, it is best to choose water-soluble fertilizers containing humic acid or fulvic acid. This kind of fertilizer is expensive, but has fast and good effects, so it is often used for high-value cash crops.
The above are our suggestions. If you need anything, please feel free to contact us at any time.