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棉花的杂种优势利用研究。随着中杂 0 2 8,苏杂 16 ,中杂 2 9等一批高优势杂交棉种的育成和推广 ,杂种棉已在生产上发挥了显著的增产增收作用 ,并在国内迅速发展。利用杂种棉 ,一是要选育出高优势的杂交组合 ,另一则是按照科学的程序和方法 ,生产并供应数量充足 ,遗传性能稳定
Study on Cotton Heterosis Utilization. With the breeding and promotion of a number of high-hybrid hybrid cotton varieties such as Zhongza028, Suza16 and Zhongza29, hybrid cotton has played a significant role in increasing production and income in production and has been rapidly developed domestically. The use of hybrid cotton, one is to breed high-yielding hybrid combinations, and the other is in accordance with scientific procedures and methods, the production and supply of sufficient quantity, stable genetic performance