Chatterjee, N.C.2023-11-182023-11-181934Chatterjee, N.C. (1934) Entomological investigations on the spike disease of sandall (19) on the life-history and morphology of Petalocephala negrilinea Walk. Jassidae (Homopt.). Indian Forest Records, Entomology (Old Series), 19 (9). Manager of Publications, Government of India, Delhi.https://frirepo.bestbookbuddies.com/handle/123456789/1599enEntomological investigations on the spike disease of sandall (19) on the life-history and morphology of Petalocephala negrilinea Walk. Jassidae (Homopt.).Book