甘肃省配合饲料矿物质添加剂——石粉资源概况

本文简要介绍了钙质在畜禽生长、繁殖过程中的作用和国内外应用石粉作为配合饲料矿物质添加剂的情况,在我省提出饲用级石灰岩主要化学成分及有毒元素评价标准,并依此筛选出我省可用于配合饲料矿物质添加剂的石灰岩矿床16处,分析了我省开发利用这一资源的优势。

A Survey of the Resource of Powdered Limestone in Gansu Province

This paper made a brief introduction of the effect of calcium in the growth and breeding of fowls and animals, and the recent progress in powdered limestone as a kind of mixed feed mineral additive at home and abroad. For the first time in Gancu, the standards of evaluation of chief chemical constituents and poisonous elements of limestone are put forward, and on this basis, 16 limestone deposits which can be used as mixed feed mineral additive are chosen in this area. The advantages in the exploration of this resource are also analysed.