Response to temperature in a stand of pearl millet (Pennisetum typhoides S. & H.). V. Development and fate of tillers

Ong, C.K. (1984) Response to temperature in a stand of pearl millet (Pennisetum typhoides S. & H.). V. Development and fate of tillers. Journal of Experimental Botany, 35 (150). pp. 83-90.

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Abstract

The development of individual tillers in stands of pearl millet was investigated in the glasshouse at mean air temp. of 19, 22, 25, 28 or 31°C. The rate of appearance of individual tillers was similar to that on the main culm but later tillers produced fewer leaves. Apical dissection showed that 2-5 leaf primordia failed to emerge from some tillers; the cessation of development preceded any external signs of premature senescence by 3-4 wk. The concept of thermal time was used to determine when leaf appearance ceased on individual tillers. Tiller development stopped synchronously at c. 430° days in all treatments, indicating that it was related to a common physiological or environmental condition. This period corresponded to the start of stem elongation and closure of the crop canopy

Item Type: Article
Author Affiliation: Sch. of Agric., Univ. of Nottingham, Sutton Bonington, Loughborough, Leics. LE12 5RD, UK
Subjects: Atmosperic Science > Climatology
Plant Physiology and Biochemistry > Plant Physiology
Divisions: Millet
Depositing User: Mr B Krishnamurthy
Date Deposited: 27 Jun 2012 08:59
Last Modified: 27 Jun 2012 08:59
Official URL: http://dx.doi.org/10.1093/jxb/35.1.83
URI: http://eprints.icrisat.ac.in/id/eprint/6207

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