Mineral fertilizer technology development department prompted to buy Note points: First, we must understand the types and characteristics of the fertilizer market. Now the past is no longer the youngest fertilizer samples (urea, diammonium, K), and in recent years, the market increased the number of fertilizer, specialty fertilizer and fertilizer formula. First, we must understand the various fertilizers NPK and trace elements and role function, and then according to their actual need to buy the variety and quantity of fertilizer. Second, we must buy fertilizer according to soil fertility status. Promote soil testing and fertilizer, we first have to grasp their own home land of soil types, NPK content, organic matter content, etc., according to local conditions, so that the lack of Han make up what, how much make up the lack of scientific and rational use of fertilizers. Reduce investment, reduce pollution and improve the quality of agricultural products. Third, we need to buy fertilizer, depending on crop fertilizer law. Corn, soybeans, rice, vegetables, fruits and other needs in the growth and development of fertilizer types and quantities vary, can not be stereotyped to a regular four manufacturers and distribution units to buy fertilizer. Friends of farmers to purchase fertilizer, to go to a good reputation, full license manufacturers and distribution units to buy fertilizer. To stay relevant receipts and ticket when purchasing fertilizer, if there are problems when you can voucher claims. Fifth, we must buy product identification and three certificates taste fertilizers. When purchased fertilizer to see the complete product identification and the "three cards" (production licenses, permits and fertilizer production standards to promote the card) are complete, after the purchase to ask for proof of purchase and a credit card. Six to prevent false advertising misleading. Part fertilizer, fertilizer, organic and inorganic fertilizers, multi-element compound fertilizer, organic fertilizer, etc., tend to exaggerate the role of advertising and its effects, in the purchase and use of the process, we must guard against fooled. Seven to be more to the agricultural technician and then buy fertilizer. Encountered difficulties, may apply to the agricultural technicians and fertilizer expert advice, ask them to help you when the staff, make a decision, do not blindly buy their own fat. Changzhou technology transfer, Changzhou bio-organic fertilizer plant ecology, mineral fertilizer technology development www.answkj.com