Austrian-abundance fertilizer use: Applicable crops, sweet potato (not plus urea). Sweet potato vine length of 30 cm composite microelement brand, mu the 2nd panicle 130 grams. 20 days with the 2nd booting microelement fertilizer complex much money, mu 130 grams. Another 20 days and then the 2nd 130 grams of fat. With the 3rd seed filling cracks in the right amount of fat 100 grams of ground fissure (tuber expansion period) when. Other crops in accordance with this specification requires. Micronutrient fertilizer application methods: plant fertilization. Trunk injection method: When micronutrient fertilizer fertilizing fruit trees, some trace elements in the soil easily fixed soil application of fertilizer, spraying susceptible to oxidation complex micronutrient fertilizer manufacturers, is not conducive to absorption, can be used as fertilizer and other iron trunk injection method . Concentration of ferrous sulfate is generally 0.2% - 0.5% or hit a hole in the trunk of each tree holes stuffed with 1--2g ferrous sulfate, with good results. Microelement fertilizer wholesale price | King of Kings feed | Linzhou microelement fertilizer provided by Anyang Wenfeng Wang Wang fodder supply center. Anyang feed Wang Wang Wenfeng District Supply Center (www.zgwpsl.com) in Henan, the other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In King of Kings feed leadership with the staff warmly welcome all inquiries negotiations to create the King of Kings feed a better future.