In summer, it is better to use high-yield and high-quality varieties with heat-resistance, drought-resistance and disease-resistance. Before planting, it is necessary to deepen the land and apply sufficient base fertilizer to ensure adequate nutrition. Only 3 to 6 days of amaranth emergence in summer , weeding should be timely after emergence. Strengthen water and fertilizer management, spray new high-fat film in time, keep warm and moisturize, inhibit infection of bacteria, and help to improve yield and quality. When the leek grows with 2 true leaves, choose the sunny day for the first top dressing, and spray the vegetable strong stems, so that the leek grows lush, the leaves are thick, and the water should be poured in time after the topdressing. Amaranth has strong disease resistance. The main pests and diseases are white rust and aphids. It can be sprayed with targeted drugs and new high-fat film in a timely manner.
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