... calcium sodium salt of NTA 氮川三乙酸钙钠盐 calcium soil 钙质土 calcium subgroup 含钙水亚组 ...
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indicator plant of calcium soil 钙质土指示植物
Calcium soil amendment 钙肥型土壤调理剂
dark chestnut calcium soil 普通栗钙土
new cultivated gray-calcium soil 新垦淡灰钙土
new cultivated gray calcium soil 新垦淡灰钙土
the new cultivated gray-calcium soil 新垦淡灰钙土
calcium in soil 土壤钙
Selected soils are meadow soil, Black Calcium soil, and meadow alkali soil, respectively.
典型土壤选择草甸土、黑钙土、草甸碱土三种。
The Black Calcium soil plots were conducted in farmland, the meadow soil in the Natural Reserves, and the meadow alkali soil in the degraded grassland with saline bowls.
黑钙土样地选择在大田，草甸土选择在羊草自然保护区内，草甸碱土选择在退化草地碱斑部位。
It can be washed out when it rains or it can be released to the atmosphere, whereas phosphorus combines with calcium and iron, and can be preserved in the soil for thousands of years.
它可以在下雨时被冲刷掉，也可以释放到大气中，而磷与钙和铁结合，可以在土壤中保存数千年。
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