Lack of tomato elements Phosphorus (P) deficiency Magnesium (Mg) deficiency Calcium (Ca) deficiency Potassium (K) deficiency Zinc (Zn) deficiency Sulfur (S) deficiency Nitrogen (N) deficiency Tomato diseases Fusarium wilt Phytophthora Tomato root rot ash Wet rot of fruit Bacterial spotting Anthracnose Alternariosis Tomato pests Khvatar Makhra turtle Colorado beetle thrips Aphids