EXPLORING THE CULTURAL VARIABILITY OF RHIZOCTONIA BATATICOLA (Taub.) BUTLER INCITANT OF DRY ROOT ROT IN PIGEONPEA.

U.S. SHARATH CHANDRAN1, *K. VEMANA1, R. SARADAJAYALAKSHMI DEVI1, MAMTA SHARMA2 1 Department of plant pathology, S.V. Agricultural College, ANGRAU, Tirupati – 517 502, Chittoor (Dist.) Andhra Pradesh 2 International Crop Research institute for Semi-Arid Tropics, Patancheru, Hyderabad, Telangana ABSTRACT Pigeonpea cultivation is subjected to high yield losses every year. Dry root rot or Macrophomina stem […]

EFFECTS OF DIFFERENT LEVELS OF NITROGEN AND PHOSPHORUS ONYIELD ATTRIBUTES AND YIELD OF KHARIF MAIZE.

U.VIJAYABHASKAR REDDY, G. PRABHAKARAREDDY, M. SRINIVASAREDDY,V. RAJARAJESWARIAND P.KAVITHA Dept. of Agronomy, S.V. Agricultural College, ANGRAU, Tirupati-517502, Chittoor (Dist.), Andhra Pradesh Abstract A field experiment was conducted during two consecutive kharif seasons of 2014 and 2015 to evaluate the effect of different levels of nitrogen (200, 250 and 300 kg ha-1) and phosphorus (40, 60, and […]

Influence of Moisture Stress on Mung Bean Genotypes for Morphophysiological Traits

Y. YOHAN. P. SUDHAKAR. V.UMAMAHESH, D. MOHAN REDDY AND V.SUMATHI Department of Crop Physiology, S.V. Agricultural College, ANGRAU, Tirupati – 517502. ABSTRACT A field experiment was conducted with twelve Mungbean (Vigna radiata L.) genotypes under water stress as well as irrigated conditions at S.V agricultural college, Tirupati. A wide variation was observed among the genotypes […]

Micropropagation of Four Sugarcane Varieties Using Shoot Tip, Leaf Roll and Apical Meristem Explants.

S. RAJUNAIKA, M. HEMANTHKUMARB, N.V. NAIDUC, P. LATHAD aPost Graduate student, Department of Genetics and Plant Breeding, S.V. Agricultural College, ANGRAU, Tirupati – 517502. Chittoor (District), Andhra Pradesh ABSTRACT Four sugarcane varieties (87A298, Co86032, CoT8201 and 2003V46) and three explants (shoot tip, leaf roll and apicalmeristem) were used for micropropagation and observations were made on […]

Evaluation Of Foxtail Millet (setaria Italica L.) Based Intercropping Systems Under Late Sown Conditions

B. HIMASREE*, V. CHANDRIKA, N.V. SARALA AND A. PRASANTHI Department of Agronomy, S.V. Agricultural College, ANGRAU, Tirupati – 517 502, Chittoor Dt., Andhra Pradesh ABSTRACT A field experiment was conducted during late kharif, 2016 at S.V. Agricultural College Farm, Tirupati, ANGRAU with three different times of sowing of foxtail millet (first fortnight of August, second […]

Effect Of Chemicals And Trichoderma Isolates Against Soil Borne Pathogens In Groundnut Under In Vitro Condition

P. NAGAMANI*, K. VISWANATH, B.V. BHASKAR REDDY AND T.C.M. NAIDU Regional Agricultural Research Station, ANGRAU, Tirupati 517 502, Chittoor Dt., Andhra Pradesh. ABSTRACT Seven different fungicides were tested against colony growth of Rhizoctonia bataticola and Sclerotium rolfsii. Among all the fungicides tested, hexaconazole 5% SC, tebuconazole 250 EC, vitavax power 75% WP at all concentrations […]

Organic Approach For Sustained Productivity Of Rabi Groundnut (arachis Hypogaea L.)

O. ANUSHA, G. KRISHNA REDDY*, V. SUMATHI, P. VENKATARAMMUNI REDDY AND A. PRATAP KUMAR REDDY Department of Agronomy, S.V. Agricultural College, ANGRAU, Tirupati – 517 502, Chittoor Dt., Andhra Pradesh ABSTRACT A field experiment was conducted at the dry land farm of S.V. Agricultural College, Tirupati during rabi, 2016 to study the effect of organic […]

In Vitro Screening Of Antagonistic Trichoderma Spp. Isolates Against Macropomina Phaseolina

M. MAHENDRA, M. REDDI KUMAR*, C.P.D. RAJAN AND P. SUMATHI Department of Plant Pathology, S.V. Agricultural College, ANGRAU, Tirupati – 517 502, Chittoor Dt., Andhra Pradesh ABSTRACT Six isolates of Trichoderma spp. were tested for their antagonist potential against four isolates of M. phaseolina, incitant of groundnut dry root rot by following dual culture technique […]

Studies On Genetic Variability In Two F3 Populations Of Groundnut (arachis Hypogaea L.)

S. MAHITHA*, R.P VASANTHI, K. HARIPRASAD REDDY AND G. MOHAN NAIDU Dept. of Genetics and Plant Breeding, S.V. Agricultural College, ANGRAU, Tirupati – 517 502, Chittoor Dt., Andhra Pradesh ABSTRACT The present study aims to reveal the importance of quantitative traits and genetic variability existing in F3 generation of two crosses, TCGS-1157 × TCGS-1073 and […]

Studies On Genetic Variability In Two F3 Populations Of Groundnut (arachis Hypogaea L.)

S. MAHITHA*, R.P VASANTHI, K. HARIPRASAD REDDY AND G. MOHAN NAIDU Dept. of Genetics and Plant Breeding, S.V. Agricultural College, ANGRAU, Tirupati – 517 502, Chittoor Dt., Andhra Pradesh ABSTRACT The present study aims to reveal the importance of quantitative traits and genetic variability existing in F3 generation of two crosses, TCGS-1157 × TCGS-1073 and […]