SPECIES COMPOSITION OF PREDACEOUS COCCINELLIDS IN PULSESAND GROUNDNUT CROPECOSYSTEMS OF CHITTOOR DISTRICT, ANDHRAPRADESH.

T. VASISTA*, M. S. V. CHALAM, K. V. HARI PRASAD and G . MOHAN NAIDU Department of Entomology, S. V. Agricultural College, Tirupati- 517 502, Chittoor Dt., A.P., India ABSTRACT A survey was conducted in ten major pulse and groundnut growing mandals of Chittoor district of Andhra Pradesh. From each mandal five villages were selected […]

CULTURAL AND MORPHOLOGICAL VARIABILITY IN ISOLATES OF Sclerotium oryzae, THE RICE STEM ROT PATHOGEN.

Y. VANI*, R. SARADA JAYALAKSHMI, P. MADHUSUDHAN and V. LAKSHMI NARAYANA REDDY Department of plant pathology, S. V. Agricultural College, ANGRAU, Tirupati – 517 502, Chittoor Dt., A.P., India ABSTRACT Twelve isolates of Sclerotium oryzae (Catt). causing stem rot of rice were collected from major rice growing areas in Andhra Pradesh, India. Variability among these […]