Germination Responses of Three Desert Grasses to Moisture Stress and Light

Tapia, C.R. and Schmutz, E.M. (1971) Germination Responses of Three Desert Grasses to Moisture Stress and Light. Journal of Range Management, 24 (4). pp. 292-295.

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Abstract

Lehmann lovegrass appeared very susceptible to physiological drought while Arizona cottontop and plains bristlegrass were not appreciably affected until osmotic tensions exceeded 12 atm. Lehmann lovegrass was the fastest and plains bristlegrass was the slowest to germinate. This study indicated that the adaptability and responsiveness of Lehmann lovegrass is due to its ability to germinate rapidly whereas the other two species require more time of moisture availability. Lehmann lovegrass and Arizona cottontop appeared adversely affected by constant darkness which suggests that they require a shallow planting while plains bristlegrass seemed to have the opposite response, which suggests that it requires a deeper planting

Item Type: Article
Author Affiliation: Department of watershed Management, University of Arizona, Tucson, Arizona
Subjects: Plant Protection
Crop Improvement
Divisions: Other Crops
Depositing User: Mr B Krishnamurthy
Date Deposited: 23 May 2012 13:22
Last Modified: 23 May 2012 13:22
Official URL: http://dx.doi.org/jstor.org/stable/3896946
URI: http://eprints.icrisat.ac.in/id/eprint/5674

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