Estimating Leaf Areas of Cowpea and Soyabean Using Dry Weights of Terminal Leaflets

Nangju , D. and Wanki, S.B.C. (1980) Estimating Leaf Areas of Cowpea and Soyabean Using Dry Weights of Terminal Leaflets. Experimental Agriculture, 16. pp. 149-151.

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Abstract

Leaf area index is an important parameter in many agronomic and physiological studies, but its determination in cowpea (Vigna unguiculata) and soyabean (Glycine max) is difficult and time consuming. A simple and rapid method is described in which dry weighs of the middle leaflets were used to predict leaf areas of cowpea and soyabean. This method was based on results which indicated that leaf dry weights were highly correlated to leaf areas and that the ratio between leaf area of the terminal leaflet and total area of trifoliate leaf was constant, at least in some cultivars, giving ratios of 0.37 for cowpea and 0.33 for soyabean.

Item Type: Article
Author Affiliation: International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria
Subjects: Crop Improvement
Divisions: Soyabean
Depositing User: Mr SV Prasad Rao
Date Deposited: 15 Oct 2014 09:07
Last Modified: 15 Oct 2014 09:07
URI: http://eprints.icrisat.ac.in/id/eprint/13497

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