Photosynthetic light response curves of leaves from controlled environment facilities, glasshouses or outdoors

Ludlow, M.M. and Ng , T.T. (1976) Photosynthetic light response curves of leaves from controlled environment facilities, glasshouses or outdoors. Photosynthetica, 10 (4). pp. 457-462.

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Abstract

In leaves of Panicum maximum var. trichoglume cv. Petrie developed in controlled environment under comparatively low constant flux densities of photosynthetically active radiation the light response curves for net photosynthesis were similar to those in leaves developed in a glasshouse or outdoors at higher and varying light intensities. Maximum rate of net photosynthesis was independent of the way in which the light was supplied provided that the daily total photosynthetically active radiation exceeded about 700 J/cm2 and the flux density in controlled environment exceeded about 100 W/m2; light response curves of leaves grown under such conditions could thus be representative of outdoor light regimes

Item Type: Article
Author Affiliation: Division of Tropical Agronomy, CSIRO, St Lucia, Queensland, Australia 4067
Subjects: Environmental Science
Divisions: Other Crops
Depositing User: Ms K Syamalamba
Date Deposited: 18 Apr 2012 06:19
Last Modified: 18 Apr 2012 06:20
URI: http://eprints.icrisat.ac.in/id/eprint/4801

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