EVALUATION OF GENOTYPE BASED ON SEED WEIGHT FOR THE ROOTSTOCK PRODUCTION IN JACK (Artocarpus heterophyllus LAM.)

T. UMA MAHESWARI, K. NIVETHA

Abstract: An experiment was carried out to evaluate the genotype and standardize the seed weight on root stock production was laid out in a Factorial completely randomized block design, replicated thrice with twenty treatment combinations. It consisted of five different genotypes of jack collected from Panruti (G1), Virdhachalam (G2), A. Puthur (G3), Kadampuliyur (G4) and Neyveli (G5) with four different seed weight 4 g (W1), 5 g (W2), 6 g (W3) and 7 g (W4). The results of the experiment revealed that, among these genotypes, G1 (AH-1) was the promising one in achieving maximum value for the characters like, shoot length, number of leaves, leaf area, stem girth, vigour index  and fresh weight of the seedlings which was followed by  G4 (AH-4). Among the various seed weight tried, the above said characters were favourably enhanced by W4 (7g) followed by W3 (6g).  Among the various factorial combinations, rootstocks produced from 7g seed of Panruti collection (G1W4) recorded the maximum values for these growth characters. This was followed by 7g seed of Kadampuliyur collection achieved (G4W4) the next best value for these characters.

Keywords:  Jack, Rootstock, Genotype, Seed weight.

Title: EVALUATION OF GENOTYPE BASED ON SEED WEIGHT FOR THE ROOTSTOCK PRODUCTION IN JACK (Artocarpus heterophyllus LAM.)

Author: T. UMA MAHESWARI, K. NIVETHA

International Journal of Life Sciences Research

ISSN 2348-313X (Print), ISSN 2348-3148 (online)

Research Publish Journals

Vol. 6, Issue 4, October 2018 – December 2018

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EVALUATION OF GENOTYPE BASED ON SEED WEIGHT FOR THE ROOTSTOCK PRODUCTION IN JACK (Artocarpus heterophyllus LAM.) by T. UMA MAHESWARI, K. NIVETHA