Crop Yield: Physiology and Processes - download pdf or read online

By R. K. M. Hay (auth.), Professor Donald L. Smith, Professor Chantal Hamel (eds.)

ISBN-10: 3540644776

ISBN-13: 9783540644774

ISBN-10: 364258554X

ISBN-13: 9783642585548

This ebook summarizes fresh learn at the body structure of yield of the entire world's significant box plants. The authors specialize in the advance of crop yield, the body structure underlying this method and the interactions among this body structure and the surroundings during which the vegetation develop.
the necessity for the combination of the information on hand for every of those plants hasn't ever been larger. In view of the expanding call for for foodstuff offers of the world's starting to be inhabitants, the improvement and development of crop yield will play an important position sooner or later.

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Additional resources for Crop Yield: Physiology and Processes

Sample text

O ~4 Fig. 5a,b. 0, f::, and 0 indicate dwarf (Rhtl Rhtl Rht2 Rht2), semi-dwarf (Rhtl Rhtl rht2 rht2) and standard height (rhtl rhtl rht2 rht2) lines. Arrows indicate flag leaf and horizontal bars represent SEM. (Calderini et al. Hay 16 150 E ! OJ) . c ..!! l o Then",,1 lime from sowing ("C d"ys) Fig. 6. Thermal time course of the laminar extension of mainstem leaf 7 of a wheat crop cv. Maris Huntsman growing in the Midlands of England in 1975. Arrows indicate the appearance of leaf tip and ligule, and vertical bars represent 2 X SEM.

In: Day W, Atkin RK (eds) Wheat growth and modelling. Plenum Press, New York, pp 69-81 Porter JR (1993) AFRCWHEAT2: a model of the growth and development of wheat incorporating responses to water and nitrogen. Eur J Agron 2:69-82 Porter JR, Jamieson PD, Wilson DR (1993) Comparison of the wheat simulation models AFRCWHEAT2, CERES-Wheat and SWHEAT for non-limiting conditions of crop growth. Field Crops Res 33:131-157 Rahman MS, Wilson JH (1977) Determination of spikelet number in wheat. 1. Effect of varying photoperiod on ear development.

The emergence and contribution of a coleoptile tiller is more difficult to predict. Although the intense competition amongst elongating stems, and between internodes of a given stem, must playa major role in the survival or death of tillers after the terminal spikelet stage, the details of this competition are poorly characterized. For example, under certain circumstances, survival can be influenced by the timing of nitrogen fertilizer application (DarwinkeI1983). However, survival can be modelled in a straightforward way (in a canopy development submodel) by allocating available assimilate (estimated by a photosynthetic production submodel) according to strict priorities (Hunt and Pararajasingham 1995), or by taking stem population density into account (Porter 1984).

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Crop Yield: Physiology and Processes by R. K. M. Hay (auth.), Professor Donald L. Smith, Professor Chantal Hamel (eds.)


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