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Photosynthetic Diversity in Indian Grass Flora

IR@CSIR-IHBT

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Title Photosynthetic Diversity in Indian Grass Flora
 
Creator Vats, S K
 
Subject Ecology
 
Description Plants following C3 and C4 pathways of photosynthesis
respond differently to environmental variables
such as temperature and precipitation. The C3 and C4 plants
therefore, comprise specific groups which can help predict
species response to climatic changes. Grasses alone account
for nearly half of the known C4 species and half of the grass
species are estimated to follow C4 photosynthesis. Indian
grass flora has about 250 genera and 1,250 odd species,
55 % of which are of C4 type. The C4 tribe Andropogoneae,
exclusively of NADP-malic enzyme (NADP-ME) sub-type,
alone represents 50 % of the Indian C4 grasses. NADP-ME
grasses exhibit high moisture affinity and constitute more
than three-fourth of the Indian C4 grasses. The greater
representation of NADP-ME species in the Indian grass
flora could be attributed to the onset of Indian monsoons
during the late Miocene, when the main adaptive radiation
in grasses took place, the world over.
 
Date 2012
 
Type Article
PeerReviewed
 
Format application/pdf
 
Identifier http://ihbt.csircentral.net/1282/1/61_Photosynthetic_diversity.pdf
Vats, S K (2012) Photosynthetic Diversity in Indian Grass Flora. Journal of Proceedings of The National Academy of Sciences, India Section B, 82 (4). pp. 525-529.
 
Relation http://ihbt.csircentral.net/1282/