1.
Investigation and analysis of soil fertility of urban greenbelts in Yinchuan
银川市主要绿地类型土壤肥力调查与分析
2.
Investigation on Situation of Fertilizer Application and Monitoring of Soil Fertility in Farmland in Shaanxi Province;
陕西省施肥状况调查及农田土壤肥力监测
3.
Investigation on the Soil Fertility of Vegetables Field in Qingyuan County
清苑县蔬菜地土壤肥力状况调查分析
4.
Corn Fertilization and Soil Fertility Status Investigation in Enshi Hubei
恩施市玉米产区施肥现状调查及土壤肥力状况分析
5.
Investigation on the Influence of Physical Activity on Middle and Old Aged Obese Female;
体力活动对中老年女性肥胖影响的调查研究
6.
INVESTIGATION AND ANALYSIS OF SOIL FERTILITY IN THE CENTRAL REGION OF HAINAN ISLAND
海南岛中部地区土壤肥力状况调查分析
7.
Investigation report on soil nutrients and fertility in the paddy field of Tieling Area
铁岭地区稻田土壤养分肥力状况调查报告
8.
Through field investigation and soil fertility index analysis, causes and mechanism of fertility degradation of black soil in the Songliao Plain were explored.
通过田间调查和土壤肥力指标分析，探讨了松辽平原玉米带黑土肥力退化的原因和机理。
9.
Survey and Analysis of Soil Fertility of Cultivated Land of Luhe District in Nanjing City
南京市六合区耕地资源土壤肥力状况调查与分析
10.
INVESTIGATION OF WEIGHT REDUCTION OF COLLEGE STUDENTS IN ZHENGZHOU;
郑州市高校肥胖大学生减肥的调查研究
11.
Study on college students' psychological health in Hefei city
合肥市高校大学生心理健康现状调查
12.
A Research on Recessive Obesity of High School Students in Dongguan and Its Countermeasures;
东莞市高中生隐性肥胖的调查与对策
13.
A Research on the Recessive Obesity for the High School Students in Dongguan and Its Countermeasures;
东莞市中学生隐性肥胖的调查与对策
14.
Obesity Related Factors Among Students in Jing an District;
静安区中小学生肥胖的相关因素调查
15.
Perception of Obesity among Female College Students;
女大学生对肥胖认识状况的调查分析
16.
A Survey on Weight Reducing Behavior and Cognition Situations in Female College Students;
女大学生减肥行为及其认知现状调查
17.
The Survey on Weight Control of Female College Students in Puberty;
关于青春期女大学生减肥的调查研究
18.
Prevalence of Obesity of Primary and High School Students in Yibin City From 2001 to 2006
宜宾市城区中小学生2001-2006年肥胖调查