1Investigation and thoughts on performance of farmers' cooperative economic organizationMA Pei-qu5-92A review on yellow seeded Brassica napus9-143A Review on Polyploid Ization of Cereal CropsXIE Hui-bo, HUANG Qun-ce15-204Somaclonal Variation and Its Application in Germplasm Creation of WheatHE Sheng-lian, CUI Dang-qun, CHEN Jun-ying, CHEN Xin-jian, LEI Zhen-sheng, WU Zheng-qing, FANG Bao-ting20-255Results of Successive Selection on Normal Corn×Popcorn Crosses by Two Different MethodsWU Xiao-jun, LI Yu-ling, FU Jia-feng26-306Studies on the Induction and Differentiation of Embryogenic Callus from Wheat Immature EmbryoZHAO Yuan-zeng, RU Zhen-gang, LI Gan31-347Effects of Vacuum and Temperature on Wheat Seedlings during Ion Beam ImplantationWANG Wei-dong, WANG Ning, SU Ming-jie, QIN Guang-yong, HUO Yu-ping35-388Selection and performance of wheat cultivar Yujiao No.2WANG Shi-jie39-409Culture techniques of wheat variety Kaimai No. 18 with high and stable yield, and disease resistance41-4210Effects of Fore-rotating Crops on Tobacco Growth and QualityWANG Xin-ying, LI Wen-qing, ZHANG Xing-hai, ZHAO Wei-qing, QIN Shan-tang, LI Wen-guang42-4611Identification of Sterility of a Cotton Male Sterile LineLU Shu-ping, CHENG Jing, XIE De-yi, LU Shuang-jun47-4812Application of DEA Model in Evaluating the Production Efficiency of Chinese Flue-cured TobaccoLI Fu-xin, DENG Meng-zhi49-5213Prospect and strategy of sesame in Henan province53-5414Effects of growth promoting seed soaking on no tillage rape following rice55-5615Adjust soil micro eco system to suppress tobacco bacterial wilt57-6016Histopathological Changes of Different Tobacco Varieties Infected by Meloidogyne incognitaWANG Gang, SHEN Yong-hong, WANG Jun-fang, WANG Ru-xian61-6317Reaction System of Restriction Endonuclease for AFLP Marking in LocustCHENG Mao-gao, QIAO Qing-mei, YUAN Guo-hui, WANG Jun-hong64-6718Effects and toxicity test in lab of agricultural antibiotic TS9967-6919Evaluation of resistance of wheat varieties(strains) to wheat blossom midge in field70-7220Molecular identification and detection of potato virus X72-75 