Omissão de macronutrientes em junco

Rush plants (Cyperus malaccensis Lam.) were cultivated in sand culture under greenhouse conditions, irrigated with a complet nutrient solution, nutrient solutions with absence of each macronutrient and distilled water. Symptoms of macronutrient deficiencies were observed, except for calcium and magnesium and were related to the contents of the elements in the plant.