播期温度对新疆膜下滴灌棉花出苗率及苗期生长的影响

随龙龙,田景山,姚贺盛,张鹏鹏,梁福斌,王进,张旺锋

Effects of Different Sowing Dates on Emergence Rates and Seedling Growth of Cotton Under Mulched Drip Irrigation in Xinjiang

LongLong SUI,JingShan TIAN,HeSheng YAO,PengPeng ZHANG,FuBin LIANG,Jin WANG,WangFeng ZHANG

图2 不同温度播种棉花出苗至3叶期株高和子叶节高度的变化 图中温度为播前3 d膜下5 cm土壤平均温度。下同

Fig. 2 Changes of plant height and cotyledon node height from seedling to three-leaf stage at different soil temperatures The picture temperature of the soil mean temperature averaged over three days before sowing date under 5 cm for mulching film. The same as below