不同叶施时期和锌肥种类对水稻产量和品质的影响
张清芮, 凌凤楼, 高子婷, 王玉, 苏庆旺, 韩笑

Effects of Different Foliar Spraying Periods and Zinc Fertilizer Types on Rice Yield and Quality
Zhang Qingrui, Ling Fenglou, Gao Ziting, Wang Yu, Su Qingwang, Han Xiao
图1 2个时期3种锌肥处理后锌含量增长率
Fig.1 Growth rate of zinc content after three zinc fertilizer treatments in two periods