China has become the largest producer and buyer of nitrogen fertilizers[forty six] though Africa has little reliance on nitrogen fertilizers.[forty seven] Agricultural and chemical minerals are certainly important in industrial usage of fertilizers, that's valued at around $200 billion.[forty eight] Nitrogen has a substantial impact in the worldwide mineral use, https://npk15-15-15afghanistan80134.smblogsites.com/37855608/detailed-notes-on-fertilizer-for-barley-afghanistan