吐絮 [
tǔ xù]
opening of bolls
boll opening
- 温度、日照时数对棉花脱叶速度、脱叶率及吐絮率有一定影响。
The rate of shed leaves and boll open were influenced by temperature and sunlight hours. - 纤维品质性状与吐絮期、霜前花率成弱的负相关;
The fiber traits with boll opening time, pre-frost yield rate were negative correlation; - 1999年江苏南京在棉花苗、蕾和铃期,棉蚜体型大小无显著差异,但到吐絮期后则显著变小。
The aphid size at the cotton seedling, budding and boll setting stages was not significantly different in Nanjing, 1999. But in the boll opening stage the aphid size became smaller.