1.
The Study of Improving and Extension on Cotton Production of Jiangsu Province (1927-1937);
江苏省棉产改良与推广研究（1927-1937）
2.
Improved and Spread Grain Type in Hunan Province During the Anti-Japanese War Period;
论抗战时期湖南粮食品种的改良与推广
3.
Study on the Improvement and Popularization of Crop Breeds in Modern Anhui
近代安徽农作物品种改良与推广事业述论
4.
Overseas Students in Agronomy and Their Courses of Improving and Spreading the Rice in the Southern Area of China during the Period of the Republic of China;
农学留学生与民国时期中国南方水稻的改良与推广
5.
Research and Extension on Crossbreeding Improvement Technology of Xiangxi Yellow Cattle;
湘西黄牛杂交改良技术的研究与推广
6.
Seed Extension and Germplasm Improvement on Maize in Mountainous Area;
山区玉米种质改良与杂交种推广探讨
7.
Support to the Construction and Diffusion of Improved Wood Stoves
支持制造和推广改良的燃薪火炉
8.
Demonstration and Extension of Improved Plastic Film Cultivation Technique in Vegetable Production after Frost Injury in Guizhou
雪凝灾害蔬菜改良地膜栽培技术示范及推广
9.
Establishment & Actualization of Extension Pattern of Quality Broiler in Gansu Province;
良种肉鸡在甘肃省推广模式的建立与实施
10.
The Study on the Construction of the Potato Breeding of Better Stocks and Enhancing System in Dingxi
定西市马铃薯良种繁育与推广体系建设研究
11.
Need and Possibility:the Development and Reform of Agricultural Extension in Henan Province;
需求与可能:河南农业推广发展与改革
12.
C onclusion: It is easy to extend the operation type of modified abdomino- hysterectomy with transverse incrision.
结论：改良式腹部横切口子宫切除术术式易于推广。
13.
Conclusion: It is easy to extend the operation type of modified abdomino hysterectomy with transverse incrision.
结论 :改良式腹部横切口子宫切除术术式易于推广
14.
Study on the Popularization and Cross Improvement Result of Boer Goat in Xiangfan;
襄樊市波尔山羊推广和杂交改良效果的调查分析
15.
Extension Strategy of Artificial Insemination with Freeze Semen for Cattle Improvement in Hubei Province;
加快推广湖北省黄牛冷冻精液人工授精杂交改良技术的对策
16.
Study on Introduction and Popularization of Improved India Pigeonpea in Jiangxi Province;
改良木豆品种在江西引种及推广应用的基础研究
17.
A Study on Development and Reform of Agricultural Extension System in Beijing;
北京市农业推广体系发展与改革研究
18.
A Generalization and Improvement of Hilbert Inequality;
Hilbert不等式的一个推广与改进