Early spring celery cultivation and management techniques in greenhouse

First, nursery: greenhouse celery cultivation in spring, according to the proposed transplanting time appropriate nursery. The nursery period is generally about 7 days. Seedlings generally do not water, do not need to topdressing, only when it is found that the drought really can be used to water some watering pots, as far as possible to allow seedlings to grow slowly, to avoid leggy. Second, planting: First, site preparation for basal fertilization, leveling the ground, made 1 meter wide rake, evenly spread a layer of farmyard fertilizer on the rake surface, 10 kilograms per square meter, re-turn over again, 搂 畦 畦 畦 准备 准备 准备 准备 准备 准备 preparation . Followed by planting seedlings, each planting 6 to 7 rows, hole spacing 8 to 10 cm, planted irrigation. Third, management: Generally do not have to slow water, the heart began to give birth when the leaves loose soil. The daytime temperature is maintained at 15~20°C, and around 10°C at night. When the plants have 5~6 pieces of large leaves, 20~30 grams of urea is chased every square meter, and the water is chased along the edge. After dressing, we must keep the surface moist, and the temperature can be increased to about 20~25°C during this period. After several consecutive continuous pouring of water, the celery petiole can be quickly harvested and then harvested.

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