Sintomatología de las deficiencias minerales de cacao

Abstract

Young cacao plants both from seeds and rooted cuttings, were cultivated in quartz sand treated with nutrient solutions of different compositions, in order to reproduce the typical symptoms of various mineral deficiencies. Deficiency symptoms of the following elements are described and illustrated with pictures: nitrogen, phosphorus, potassium, calcium, magnesium, sulphur, iron, manganese, boron, and copper.