The suitable dosage was Pyanchor 0～0 ai g/hm or Nominee .～ 0 aig/hm . The effective time of application was during the fifth to fifteenth in June as the hight of Leerisia Orygides L. was 0～cm.
The suitable dosage was Pyanchor 0～0 ai g/hm or Nominee .～ 0 aig/hm . The effective time of application was during the fifth to fifteenth in June as the hight of Leerisia Orygides L. was 0～cm.
韩乐天和农美利适宜的使用量分别为 0～ 0aig/hm 、 .～ 0aig/hm ,适宜施药期为 月 ～ 日 ,稻李氏禾株高 0～ cm左右