The Tianshui P deposit is a middle one of 5 000 000T,which submitted exploration reserves in 1979;it is almost exhausted up till the present moment.
甜水磷矿是1979年提交勘探储量500万t的中型矿床,目前已采掘近空。
The couple effect of water and phosphorus on maize growth and water use efficiency in the seedling stage;
水磷耦合效应对玉米苗期生长和水分利用效率的影响
Ce-rhabdophane grains less than 10 μm in diameter were discovered in goethite in incipient weathering sample.
研究发现初期风化样品的针铁矿有微米大小的稀土磷酸盐矿物水磷铈石产出。