Blaney-Criddle Coefficients for Western Turf Grasses

1981; American Society of Civil Engineers; Volume: 107; Issue: 4 Linguagem: Inglês

10.1061/jrcea4.0001363

ISSN

2690-3296

Autores

John Borrelli, V. B. Youngner, William Hart, R. E. Danielson, Ian L. Pepper, W. R. Kneebone, Larry O. Pochop,

Tópico(s)

Water Quality and Resources Studies

Resumo

Evapotranspiration rates were measured for several turf grasses in Arizona, California, Colorado, and Wyoming. These data were used to calibrate the Blaney-Criddle method for estimating evapotranspiration rates. Warm-season grasses used less water than did cool-season grasses when grown in warm climates. However, Kentucky bluegrass did exhibit heat stress that reduced its evapotranspiration rates below what would be expected when soil temperatures exceed 25/DEG C. The data were collected in urban areas and should be representative of city-wide water requirements for turfed areas.

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