TNAU Rice ADT 50 - A New Long Duration Fine Grain Rice Variety for Samba Season of Tamil Nadu
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Author: Marimuthu R, Parthasarathy P, Vaithilingam R, Saraswathi R, Sassi kumar D, P. Santha, S. Ganeshram, Karthikeyan A, Chozhan K and Jayaraj T,
p-ISSN: 0024-9602, e-ISSN:2582-5321, Vol: 100, Issue: jan-mar,
DOI:https://doi.org/10.29321/MAJ.10.001234
Abstract
TNAU Rice ADT 50 (AD 02235) variety is a long duration rice which is a derivative of BPT 5204 x CR1009 released during 2012 by TNAU for samba season of Tamil Nadu. This variety was evolved through pedigree breeding. This variety is medium tall (106-121 cm), erect with high tillering plant habit. It matures in 146 days with a duration range of 144-150 days The average grain yield of this variety in 156 locations tested is 5792 kg/ha which was on par with CR 1009 (5784 kg/ha) and 16.9 per cent higher than ADT 44 (4955 kg/ha). The variety is resistant to leaffolder, moderately resistant to stem borer and moderately susceptible to GLH, brown spot, blast and RTD. The rice is white, medium slender with a 1000 grain weight of 15.9 grams. The milling yield and head rice yield is higher than the checks viz., ADT 44 and CR1009. Cooked rice is non sticky with good volume expansion. It is a multipurpose rice suitable for consumption as meals, for making tiffin, sweets and savouries.
Keywords: Oryza sativa, Rice, variety, TNAU Rice ADT 50, Tamil Nadu
