complex fertilizer造句

An approach to the technological schemes and prospect of high-effica- cy complex fertilizer development in Sichuan, Yunnan and Guizhou

complex fertilizer造句

Process technology discusson on high-concentration NPK complex fertilizer

The product change from to ammonium nitrate to NPK complex fertilizer in the respects of raw materials, technical routes and production were given in this article.

phospho potash complex fertilizer