1) Influential Factors on Aging
养老因素
2) the affect factors to the providing for the aged
养老影响因素
1.
A literature summarization About the affect factors to the providing for the aged;
关于养老影响因素研究的文献综述
3) concerte aging-factors
致老因素
5) nutritional factors
营养因素
1.
Effects of nutritional and nonutritional factors on regulation of animal protein turnover;
营养和非营养因素对动物蛋白质周转的调控
2.
Hereditary,environmental and nutritional factors are the main factors which influence the meat qualities.
影响肉品质的因素主要有遗传因素、环境因素和营养因素,因此改善肉品质需要从其影响因素入手。
6) Culture factors
培养因素
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条