Review. Stem diameter fluctuations as stress indicator in fruit trees and its use in irrigation management

Main Article Content

Yusnier Díaz Hernández

Abstract

Indexes derived from stem diameter fluctuations (SDF) and leave water potential have been used in irrigation programs for different cultures. Several studies have been conducted to address SDF indixes in irrigation water management. This work has as aims to emphasize main progresses using derived indexes and reference equations obtained from SDF indixes to do an accurate management of irrigation. Of these, maximum daily trunk shrinkage (MDT) and trunk growth rate (TGR) are the most used. Thus far recent studies have shown that certain factors may affect the outcomes of SDF indixes prior to obtaining
base lines. These include crop load, tree age and size, and
soil moisture at different depth regardless of the water
deficit of the plant. In addition, SDF indixes are related to
climate variables such as air temperature and vapor pressure
deficit. In order to study these variables, a wide number of
sensors are required for their measurement. This makes the
methodology more complicated for irrigation management
in commercial agriculture.

Article Details

How to Cite
Díaz Hernández, Y. (2016). Review. Stem diameter fluctuations as stress indicator in fruit trees and its use in irrigation management. Cultivos Tropicales, 36(5 Esp), 59–66. Retrieved from https://ediciones.inca.edu.cu/index.php/ediciones/article/view/1120
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Original Article

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