Yates Citrus Cure Zinc and Manganese Chelate is an easy to use liquid trace element mix. Recommended as a foliar application, this delivers zinc and manganese directly to the deficient leaves for faster results. Foliar applications also result in much lower zinc and manganese additions into the soil when compared to traditional soil drench applications, resulting in less wastage and lower risk of soil toxicity. Corrects zinc and manganese deficiencies, which often occur in citrus trees. Zinc deficiency is indicated by yellowing in new leaf growth. Leaves are small, narrow and appear bunched together. Manganese deficiency is indicated by yellowing between the veins of youngest leaves in early spring. The veins remain broadly green.