Boric acid works as herbicide, insecticide & fungicide. It helps protect agricultural & non-agricultural products from insects, spiders, mites, mold and fungi, weeds & algae. It interferes with reproduction in molds & fungi, dehydrates & disrupts normal plant function and is a stomach poison to insects.
It is used as fungicide, herbicide, PH adjustment and micro biocide.
It acts as fertilizer. Sometimes soil is unable to penetrate solid phosphate fertilizer that results in short supply of fertilizer to the roots of the trees. Phosphoric acid in the irrigation water has solved the problem of getting the fertilizer to the roots of the trees. Especially for deep-rooted crops.
Citric acid is a weak organic acid. It is used to add an acidic or sour taste to fruits.
Calcium Chloride used as a plant nutrient in crop foliage, fruits and vegetables. Low calcium content in fruits and vegetables is blamed for decay and physiological disorders in fruits and vegetables. It is used to provide supplemental calcium to plants and growing fruit to delay aging , reduce post-harvest decay, improve firmness and control the development of physiological disorders.