AQUA4D: A revolution for the management of salt in soils January 27 , 2021 By AQUA4D Like many places in Peru and Chile, the coastal area of northern Peru suffers from increasing soil salinity. This presents particular difficulties for the cultivation of avocados, an important export commodity but a tree notoriously sensitive to excess salts. As a University of California study states, “problems associated with high soil salinity and chloride toxicity cause reductions in fruit yield and tree size, lowered leaf chlorophyll content, decreased photosynthesis, poor root growth, and leaf scorch...