Brar, R.S.; Avasthy, P.N. 1983, Effect of moisture on the development of pupal stage of egg parasitoids of Pyrilla perpusilla (Walker). Indian Journal of Ecology
10(1):94-96
| |
| |
|
|
Chaudhary, R.N.; Sharma, V.K. 1990, A note on Pyrilla perpusilla Walker on maize. Indian Journal of Plant Protection
18(1):113-114
| |
| |
|
|
Pandey, K.P.; Singh, A.; Kumar, V.; Singh, S.B. 2000, Natural parasitism on eggs of Pyrilla perpusilla Walker by Parachrysocharis javensis Girault in eastern U.P., India. Sugar Tech
2(1/2):54-55
| |
| |
|
|