soil conditioning

Reprocessing for Wheat Variety Characters and its Quality Improvement;

种性加工与小麦品质改良

Correlation analysis and improvement of the quality of processing and appearance in hybrid early indica rice;

早籼杂交稻稻米加工品质与外观品质的相关分析和改良途径

Improvement and evaluation of gastric lavage with electric gastrolavage machine;

电动洗胃机洗胃法的改良与评价

Clinical Analysis of Improved Trabeculectomy in 160 Cases;

改良小梁切除术160例临床分析

Improved crescent section for correction of epicanthus;

改良新月形去皮法矫正内眦赘皮

Application of improved percutaneous dilational tracheostomy in neurological surgery;

改良经皮气管切开术在神经外科的临床应用

Clinical application of improved mandibular growth advancer;

改良下颌生长促动器的临床应用

Advances of studies on genetic engineering improve the quality of ornamental plant;

基因工程对改良观赏植物品质的研究进展

Adaptability Improvement of Pob 43 Maize Populations;

Pob43玉米群体的适应性改良

Clinical analysis of 140 cases of modified extraperitoneal cesarean section;

改良式腹膜外剖宫产140例临床分析

Treating Ptosis by Modified Frontalis Muscle Suspension Surgery;

改良额肌瓣悬吊术治疗上睑下垂

Modified excision of choledochal cyst and Roux-Y hepaticojejunostomy in treatment of children with congenital choledochal cyst.;

改良式囊肿切除肝总管空肠Roux-Y吻合术治疗小儿先天性胆总管囊肿

Regularities of Soil Nutrient Changing and Reformation Measures of Arable Lands in Zhangye City from 1980 to 2004;

1980-2004年张掖市耕地土壤养分变化及改良措施

On the Reform and the Revolution at the End of Qing Dynasty——in Commemoration of the 90th Anniversary of the Revolution of 1911;

试论清末改良与革命——纪念辛亥革命90周年

Why has modern China undergone the evolvement from reform to revolution? This is the key question we must clarify in the teaching course of Compendium of Modern/Contemporary Chinese History.

改良与革命是近代中国在历史道路选择上的分歧焦点所在。