Taxonomic Studies on Planthopper Fauna Associated With Paddy Crop Ecoystem in Kerala

S. ARSHA RAJ*, M.S.V. CHALAM, K. MANJULA AND M. GURIVI REDDY Department of Entomology, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT Major paddy growing districts of Kerala viz., Alappuzha, Palakkad, Thrissur, Malappuram, Kottayam and Ernakulam were surveyed and planthoppers were collected, identified and described. The taxonomic characterization was undertaken by studying external morphological features and male genital characters. […]

Studies on Variability, Heritability and Genetic Advance for Yield and Yield Attributing Characters in Finger Millet (Eleusine Coracana (L.) Gaertn)

S. PAVITHRA*, L. MADHAVILATHA, R. NARASIMHULU AND V. SUMATHI Department of Genetics and Plant Breeding, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT The analysis of variance revealed significant differences among genotypes for all the characters. Studies on genetic variability revealed high phenotypic and genotypic coefficient of variation, heritability, genetic advance as per cent of mean […]

Organic Phosphorus Management in Greengram

V. GURU SWAMY*, G. PRABHAKARA REDDY, C. NAGAMANI, P. LAVANYA KUMARI AND V. CHANDRIKA Department of Agronomy, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT A field experiment entitled ‟Organic phosphorus management in green gram” was conducted at dryland Farm, S.V. Agricultural College, Tirupati campus of Acharya N.G. Ranga Agricultural University, Andhra Pradesh, India during rabi […]

Effect of Foliar Application of Nano Urea on Growth and Yield of Fodder Maize

G. GEERVANI*, V. CHANDRIKA, S. TIRUMALA REDDY AND M. MADHAN MOHAN Department of Agronomy, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT A field experiment entitled “Effect of foliar application of nano urea on growth and yield of fodder maize” was conducted at Dryland Farm, S.V. Agricultural College, Tirupati campus of Acharya N.G. Ranga Agricultural University, Andhra […]

Studies on Effect of Antibiotic on Biological Parameters Of Diamondback Moth, Plutella Xylostella (Linnaeus)

G. TEJA SREE*, G.S. PANDURANGA, RAJASRI MANDALI, T. RAJASEKHARAM AND VIJAYA BHASKAR Department of Entomology, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT Diamondback moth larvae were reared on natural diet (cabbage) with three concentrations of Streptomycin sulphate (0.05, 0.1 and 0.2%) and without antibiotic (control). Mean larval developmental period was prolonged to 10.00, 11.00 and […]

Assessment of Genetic Variability and Correlation Studies for Yield Improvement in Sesame (Sesamum Indicum L.)

B. SHAMITHA SREE*, D. BHARATHI, P. SRIVALLI AND B. RAMANA MURTHY Department of Genetics and Plant Breeding, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT A study was conducted in 44 sesame accessions to analyze genetic variability and character association for yield improvement in sesame. Analysis of variance indicated the existence of significant genotypic differences among […]

Estimation of Genetic Variability for Yield and Yield Attributing Traits in Sesame (Sesamum Indicum L.)

J. ARPITA*, D. BHARATHI, N. SABITHA AND B. RAMANA MURTHY Department of Genetics and Plant Breeding, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT One hundred and four sesame genotypes were evaluated for genetic variability parameters using 18 traits during rabi 2023-24 in dry land farm of S.V. Agricultural College, Tirupati, Andhra Pradesh. Analysis of variance revealed significant differences […]

Profile of Millet Growers in Rayalaseema Region of Andhra Pradesh

B. SIRISHA*, T. LAKSHMI, K. RAGHAVENDRA CHOWDARY AND A.V. NAGAVANI Department of Agricultural Extension Education, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT The present study was carried out to know the profile of millet growers in Ananthapuramu and Chittoor districts of Andhra Pradesh over a purposively drawn sample of 120 respondents. The results revealed that […]

An Economic Analysis of Community Hiring Centres (Chcs) in Chittoor District of Andhra Pradesh

CH. DEEPA*, S. RAJESWARI, N. VANI AND B. RAMANA MURTHY Department of Agricultural Economics, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT Mechanization is vital for enhancing agricultural efficiency and reducing production costs, yet small and marginal farmers face challenges such as high machinery costs and limited landholdings. Community Hiring Centres (CHCs) have emerged as a […]

Development and Validation of Gc-Ecd Method for Determination of Profenophos in Pigeonpea

K. SUNEETHAMMA, K. MANJULA, K. DEVAKI, M. PRADEEP AND P. LAVANYA KUMARI Department of Entomology, S.V. Agricultural College, ANGRAU, Tirupati-517 502. ABSTRACT A modified quick, easy, cheap, efficient, rugged, and safe (QuEChERS) method coupled to Gas Chromatography with Electron Capture Detection was developed for the determination of profenophos residues in pigeonpea standing crop. Extraction and cleanup […]