1. Silverbor-Granular Borate Fertilizer High content granular slow-release Borate Fertilizer is a high effective Borate fertilizer painstaking researched and developed by our company for several years. It is released slowly, and can keep the fertilizer efficiency persistent in soil. It can make various crops’ seeds stronger, increase the quantity of blooms, buds and spikes, and make the fruits and grains fuller. At the same time, it...