论文部分内容阅读
富硒矿粉指的是含硒量在50毫克/千克以上的石煤、页岩等矿物粉碎物。它主要出产于高硒地带,如湖北省恩施州和陕西省紫阳县的高硒区,其主要成分有硒、碳、硅等元素。硒矿粉在作物富硒栽培中,能够起到增加作物产品含硒量的效果。
Selenium ore refers to the selenium content of 50 mg / kg above the stone coal, shale and other minerals crushed. It is mainly produced in high selenium zone, such as Enshi Prefecture in Hubei Province and Ziyang County in Shaanxi Province, the high-selenium area, its main components are selenium, carbon, silicon and other elements. Selenium in crop selenium cultivation, can play an increasing crop product selenium content effect.