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The article presents a study on the effects of organic acids towards the uptake of zinc, aluminum and manganese by coffee plants in India. According to the article, experiments conducted at Central Coffee Research Institute have revealed that zinc deficiency was present in most of the coffee plantations in the country. It also mentions that manganese and aluminum which pose a potential threat of inducing toxicity to coffee can be detoxify by organic acids.

The article discusses the importance and use of foliar fertilizers. It states that foliar fertilization can give an important assistance to farmers' nutritional program, but this practice should not be considered as the primary mode of nutrient delivery, but only as an extra management technique. It says that in periods of critical growth, an application of foliar fertilizers might be the only thing needed by plants to attain goals for quality and yield.