Articles
EFFECT OF DRIP LINES NUMBER ON THE WATER USE, WETTED SOIL VOLUME AND YIELD OF AVOCADOS
Article number
449_19
Pages
147 – 152
Language
Abstract
The effect of one, two and three drip lines irrigation on the water use, wetted soil volume and yield was investigated on 13 years old, avocado trees planted 7×7 m in the area of Chania, Crete.
The amount of irrigation water used per year, was closely depended on the number of drip lines per row of trees.
The percentage of the soil profile with Soil Water Potential (
s) higher than – 0,1 MPa, was about 33%, 48% and 67% at the beginning of the season (June 15) for the one, two and three drip lines treatments respectively and was lowered progressively to about 5%, 30% and 45% at the end of the season (September 30) for the same treatments.
The amount of irrigation water used per year, was closely depended on the number of drip lines per row of trees.
The percentage of the soil profile with Soil Water Potential (
s) higher than – 0,1 MPa, was about 33%, 48% and 67% at the beginning of the season (June 15) for the one, two and three drip lines treatments respectively and was lowered progressively to about 5%, 30% and 45% at the end of the season (September 30) for the same treatments.
Authors
N. Michelakis, G. Klapaki, E. Vouyoukalou, E. Barbopulu
Keywords
Crop coefficient, irrigation efficiency, evaporation, coefficient of variation
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