カラマツヤツバキクイムシに対するfenitrothionの予防効果と残効性
1985 年 29 巻 4 号 p. 326-329
詳細
1985 年 29 巻 4 号 p. 326-329
The numbers of bark beetles (Ips cembrae (HEER)) attacking the fenitrothion sprayed logs decreased with increasing the concentrations. Residues from bark sample analysis indicated that fenitrothion remained in the outer bark at effective concentrations over 3 months.
