Paper · 1994 · Canadian Journal of Plant Science

A model of expansion and senescence of individual leaves of field-grown maize (Zea mays L.)

D. W. Stewart; L M. Dwyer

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Open access

Abstract

Estimation of leaf area is a major component of plant growth models. In this study, a model was developed to calculate field-grown maize leaf area expansion and senescence on an individual leaf basis. The model began with an equation, based on cumulative growing degree-days from emergence, to initiate leaf area development. The model required daily values of maximum and minimum air temperature, solar radiation and precipitation, had essentially a daily time step with day and night modes, and could be run on commonly accessible computers (micros to mainframes). The objective of the development of the model was to assist plant breeders in optimizing leaf number and shape for adaptation to specific environments. Key words: Leaf area and number, temperature, phenological development

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Claims 1

Method / resourceobservedoriginal resultmeasured

Claim · model-written summary

A model was developed to calculate individual field-grown maize leaf expansion and senescence.

Taxon
maizeZea mayse0
Outcome
leaf area expansion and senescencee0

Not reportedComparatorValue

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“a model was developed to calculate field-grown maize leaf area expansion and senescence on an individual leaf basis”

✓ located verbatim in the source · abstract, characters 84–199 · show in text ↑