The results showed that the differentiation of floral primordium and flower firstly occurred at the axil of the first leaf.
2
在播种后(萌前处理)或第一片真叶展开后(萌后处理)立即喷洒化合物。
Compounds were sprayed immediately after seed planting (preemergence treatment) or after the expansion of the first true leaf (postemergence treatment).
3
雌蝇在豆苗之真叶与复叶上产卵或取食时,均对豆苗之真叶具显著偏好性。
Females had a significant preference for laying their eggs and feeding on primary leaf to trifoliate leaf of field bean.