Analysis of POD isozyme between cytoplasmic male sterile line and its maintainer line of cabbage Effect of Heat Stress on Isoenzyme and DNA Methylation of Different Heat-sensitive Peppers Effect of phosphoric amide herbicide APM on POD and protein compositions of Hordeum vulgare and Secale cereale Studies on fertility specificity of male sterile line wheat with Aegilops bicornis cytoplasms Creating a New Wheat Strain of Early Maturity and Another One of Good Dwarf Quality by Introducing Exogeous Maize Nuclear DNA