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Natural outcrossing in groundnut and its implications in groundnut breeding

OAR@ICRISAT

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Relation http://oar.icrisat.org/1987/
 
Title Natural outcrossing in groundnut and its implications in groundnut breeding
 
Creator Reddy, L J
Nigam, S N
Reddy, A G S
 
Subject Groundnut
 
Description Estimates of outcrossing in four groundnut (Arachis hypogaea L.) varieties belonging to different botanical types were made from a rectangular crossing design where the normal plants were surrounded in all directions by a 'Krinkle' dominant leaf marker. In a three year study conducted during the 1983-84 postrainy season and 1984 and 1985 rainy seasons at ICRISAT Centre, the percentage of outcrossing on individual plants ranged from 0.0 to 5.35 across seasons and genotypes. A marked increase in outcrossing was noticed during the postrainy season compared to the rainy season. The Spanish and Valencia types showed slightly greater outcrossing than the Virginia types. The levels of outcrossing at various locations in groundnut are reviewed and possible ways of utilising outcrossing in groundnut improvement are discussed.
 
Publisher Indian Society of Oilseeds Research
 
Date 1993
 
Type Article
PeerReviewed
 
Format application/pdf
 
Language en
 
Rights
 
Identifier http://oar.icrisat.org/1987/1/JOilseedRes10_1_99-104_1993.pdf
Reddy, L J and Nigam, S N and Reddy, A G S (1993) Natural outcrossing in groundnut and its implications in groundnut breeding. Journal of Oilseeds Research, 10 (1). 99-104 . ISSN 0970-2776