Genetic Diversity Analysis of 64 Maize Inbred Lines for Yield Traits Using D2 Statistics and Principal Component Analysis

N. SUDHARSHAN, I. SUDHIR KUMAR*, M. SHANTHI PRIYA, P. MUNIRATHNAM AND M. REDDY SEKHAR Department of Genetics and Plant Breeding, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT To discriminate maize inbred lines based on yield traits using D2 statistics and principal component analysis (PCA), sixty four genotypes available at Department of Genetics and Plant breeding, […]

Soil Physical and Physico-Chemical Properties as Influenced by Cropping Systems in Spsr Nellore District, Andhra Pradesh, India

CHANDANA*, B. VAJANTHA, M. SREENIVASA CHARI, U. VINEETHA AND M.V.S. NAIDU Department of Soil Science And Agricultural Chemistry, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT Soil physical, physico-chemical properties are important for favourable crop growth and maintaining soil health. Cropping systems exert significant influence on soil properties which effects crop yield. Keeping this view, a […]

Extent of Awareness and Adoption of Climate Resilient Technologies (Cra) by Farmers in Scare Rainfall Climatic Zone in Andhra Pradesh

SHAIK SUMIYA BANU*, SEEDAI UJWALA RANI, S.RAJESWARI and P. LAVANYA KUMARI Department of Agricultural Economics, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT The present study was frame to analyse the farmers awareness and adoption of CRA technologies. The data was collected through primary survey from sample farmers with sample size of 120 from Ananthapuramu and […]

Species Diversity of Sugarcane Shootborers in Major Sugarcane Growing Districts of Andhra Pradesh

P. DIVYA*, RAJASRI MANDALI, T.M .HEMALATHA, K.R TAGORE, K. DEVAKI ANDY. AMARAVATHI Department of Entomology, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT An extensive roving survey was conducted in different sugarcane growing districts of Andhra Pradesh at different cane developmental stages at bimonthly intervals during 2023-2024. Three shoot borers viz., Early shoot borer, Chilo infuscatellus, Inter nodal borer Chilo […]