新疆机采棉花实现叶片快速脱落需要的温度条件

田景山,张煦怡,张丽娜,徐守振,祁炳琴,随龙龙,张鹏鹏,杨延龙,张旺锋,勾玲

Temperatures of promoting rapid leaf abscission of cotton in Xinjiang region

Jing-Shan TIAN,Xu-Yi ZHANG,Li-Na ZHANG,Shou-Zhen XU,Bing-Qin QI,Long-Long SUI,Peng-Peng ZHANG,Yan-Long YANG,Wang-Feng ZHANG,Ling GOU

图2 脱叶催熟剂喷施后(7.0±1.0) d内叶片脱落率与平均温度(a)、最低温度(b)、最高温度(c)和有效积温(d, e)变化的关系

Fig. 2 Relationships of average temperature (a), minimum temperature (b), maximum temperature (c), and growing degree days (d, e) with leaf abscission rate during the period within (7.0±1.0) days after defoliant applicationGDD: growing degree days.