Key points of orchid cultivation and management skills of broccoli planting

Ploughing. After five days of planting, the weeds were ploughed and weeded once, and the soil and roots were cultivated properly. Depending on the situation of weeds, the number of weeding in ploughing can be increased.

Top dressing. One week after planting, the seedling fertilizer was applied, and urea mixed with aqueous solution + new high lipid membrane was applied at a hole 10 cm away from the root. Three weeks later, combined with ploughing and cultivating soil, topdressing high-quality compound fertilizer + plant electronic fertilizer to promote plant growth and development, and applying compound fertilizer again in five and seven weeks, the amount of compound fertilizer depends on the seedling condition. and spraying vegetable Zhuangxinling before budding can make the plant stem stout, leaf thick, leaf color fresh, plant luxuriant and natural taste strong.

Water it. Watering should be appropriate within two weeks, dry, dry and wet, and promote hairy roots; keep the field moist after two weeks, and adjust fertilizer with water; after budding, you must ensure sufficient water and ditch irrigation if necessary; clean up the ditch system to ensure that there is no stagnant water in the ditch when it is rainy.

Control diseases and insect pests. Pieris rapae, sprouts, diamondback moth, night moth, etc., are generally used every 7 days. Can be used 5% Regent 2500 times + tree protection general spray control. In the middle and later stages of growth, we should pay attention to the prevention and control of black rot, soft rot, downy mildew and Sclerotinia sclerotiorum, using 64% poison alum 500 times + tree protection general spray control.