Abstract
A seed source evaluation trial on Azadirachta indica A. Juss. comprising 8 different sources was conducted at the experimental farm of the Department of Forestry and Natural Resources, PAU, Ludhiana during 1999-2000. Seedling height and collar diameter, when recorded after two months of sowing were maximum in Punjab source. However, after 10 months, at the time of transplanting, Irukkangudi source recorded superior values. High family heritabilities as 83.65 and 50.03 per cent were recorded for these two traits, i.e., seedling height and diameter, respectively. For phyllogenic characters, including chlorophyll content, the inter-group differences were significant, which could be exploited for future neem improvement programme.
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