Effects of different light transmission rate on American ginseng‘s photosynthesis Transmission of 6VS Chromosome in Wheat- Haynaldia villosa Translocation Lines and Genetic Stability of Pm21 Carried by 6VS Studies on the Gamete Formation and Transmission Rate of a Set of Primary Trisomics in Chinese Cabbage Studies on the Gamete Formation and Transmission Rate of a Set of Primary Trisomics in Chinese Cabbage Seed transmission of Cucumber green mottle mosaic virus on gourd and the evaluation of the effect of heat treatment Genetic Analysis of Fertility Restoring Genes for Male Sterile Line with Ae. kotschyi Cytoplasm in Wheat [Triticum aestivum (L.) Thell.]