STUDIES ON THE CHANGING RULE OF CHLOROPHYLL CON-TENTS IN INDIVIDUAL LEAF BLADES OF SUMMER MAIZE JING-ZAO
Zheng Peiyao, Jiang Zhonghuai, Wang Jingwu
ACTA AGRICULTURAE BOREALI-SINICA . 1988, (1): 21 -27 .  DOI: 10.3321/j.issn:1000-7091.1988.01.004