TY  - BOOK
AU  - Umabati Devi, Chongtham.
TI  - Studies on some biological responses of the Cabbage Aphid, Brevicoryne brassicae (L.) (Homoptera: Insecta) in relation to photoperiod / 
PY  - 1991///
CY  - Imphal : 
PB  - Manipur University , 
KW  - Life Sciences
ER  -