Preliminary studies on the controlling effect of Campylomma chinensis Schuh on Plutella xylostella L.in the fields

It was found that Campylomma chinensis Schuh fed on eggs of Plutella xylostella L.. The artificial multiplieation of Campylomma chinensis in cultural room and the effect of the bugs on controlling Plutella xylostella L.in the field were studied.The results showed that Campylomma chinensis Schuh played an important role in controlling the population of Plutella xylostella L.in the field.