| 1. | Determination of available phosphorus in forest soil 森林土壤有效磷的测定 |
| 2. | Determination of available phosphorus content for compound fertilizers 复混肥料中有效磷含量测定 |
| 3. | Method for the determination of available phosphorus in calcarcous soil 石灰性土壤有效磷测定方法 |
| 4. | The amount of available phosphorus in the soil with algae in it changed much 并在培养60后测定实验体系中的有效磷。 |
| 5. | Determination of available phosphorus for import and export calcined aluminium phosphate 进出口磷酸铝钙中有效磷的测定 |
| 6. | The influence of the algae on available phosphorus in soil was significant 结果表明,接种藻类对土壤中有效磷的含量有显著性的影响。 |
| 7. | Determination of available phosphous content for monoammonium phosphate and diammonium phosphate 磷酸一铵磷酸二铵中有效磷含量的测定 |
| 8. | Short report of the study on a quick determination method of effective p content of phosphate fertilizer 磷素肥料中有效磷含量快速测定方法研究简报 |
| 9. | Study on properties of nutrient loss from red soil in sloping land under different rainfall intensities 侵蚀条件下坡地土壤水分与有效磷的空间分布特征 |
| 10. | Since in most regions of china the effective p is lack , mycorrhizal can enhance the p nutrition absorption of its host plant markedly 由于我国大部分地区土壤有效磷缺乏,植物的菌根化可有效改善其磷素营养状况。 |