2) Ca/P ratio
钙磷比
1.
Requirements for calcium and phosphorus and the optimum Ca/P ratio in the compound feed for Sclizothorax prenanti were studied.
研究了齐口裂腹鱼日粮中适宜钙磷含量及其钙磷比, 试验分2期进行,第I期饵料中钙磷总量不同,在基础饵料钙磷比为1∶0。
4) Ratio of salivary calcium to phosphorus
唾液钙磷比
5) NPK Ratio
氮磷钾比例
1.
Effects of N Level and NPK Ratio on Yield and Quality of Sun-cured Tobacco;
施氮量及氮磷钾比例对红土晒烟产质量的影响
6) the ratio between Ca2+ and Mg2+
钙镁离子比例
补充资料：磷钙土,磷灰岩
CAS：65996-94-3
中文名称：磷钙土,磷灰岩
英文名称：phosphate rock and phosphorite, calcined；phosphorite
中文名称：磷钙土,磷灰岩
英文名称：phosphate rock and phosphorite, calcined；phosphorite
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
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