在田间试验中,以苯乙醛处理过的田块,受红铃虫之害较未处理的,或用水扬酸甲酯处理的田块轻得多。经室内观察,苯乙醛并不影响已产卵的孚化,但在室内试验中看到,红铃虫不在用苯乙醛处理过的棉株上产卵,而约 Field trials with phenylacetaldehyde were much less susceptible to pink bollworm treatment than untreated or methyl salicylate-treated fields. The indoor observation, phenylacetaldehyde does not affect the already laid eggs, but in laboratory experiments, the pink bollworm is not in the phenylacetaldehyde treated cotton spawning, and about