Home > product directory > chemical machinery > machinery for environmental protection > rbchem organic fertilizer liquid boron+zinc organic fertilizer. add to my favorite my favorite stores contact supplier ... There are 417 chelated boron fertilizer suppliers, mainly located in asia. the top supplying countries or regions are china, malaysia, and india, which supply 94%, 1%, and 1% of chelated boron fertilizer respectively. chelated boron fertilizer products are most popular in eastern asia, southeast asia, and south america. Soluble foliar boron spray solubor beau-ron225 lb containing boron as b2o3 66% and elemental boron 20.5% borate micronutrient which use as an aid in the prevention of boron deficiency symptoms. where : certain crops (apples, gladiolus, tomatoes and citrus in florida.) compatible with most insecticides. They introduced inorganic fertilizers (urea and borax) in order to develop an organomineral fertilizer within a core/shell structure. they found that the final product contained 23.3% n and 0.65% boron with potential slow-release characteristics.