【摘要】 采用提前采粉 ,第 2天授粉方法 ,利用棉花无腺体指示性状 ,进行杂种优势研究。根据主要农艺性状初步选出病田与非病田高优势、高效益组合 ,从而为进一步研究杂种优势奠定基础更多还原

【Abstract】 Study on heterosis by the means of collecting pollen in advance and granting it the second day and indication characteristics on cotton glandless.High heterosis and high beneficial combination in the fault field and the faultless field are selected based on the major characteristics to establish a good basis for further study of heterosis.更多还原