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ទំព័រដើម>ព័ត៌មាន

ការណែនាំអំពីការដាំដុះដំណាំបន្លែពីក្រុមហ៊ុន Hunan Xiangyan Seed Industry Co.,Ltd.

ចុះផ្សាយ​នៅ​ថ្ងៃ 2024-04-20

The temperature gradually warms up in April, rainfall will increase significantly, everything recovers, the soil thaws and spring plowing begins. There is a saying: "February Ching Ming is not before, March Ching Ming is not after", signaling that spring sowing of crops should be selected before the Ching Ming Festival. This month, the cold and warm air is active and alternating influence, there will also be low temperature weather, temperature changes.The main agro-meteorological disasters this month are the continuous rainy weather with low temperature and the late frost (reverse spring cold).

This month's key agricultural arrangements for vegetables:

First, this month is a busy month for the field management in the flowering and fruiting period for tomatoes, peppers, eggplant, cucumbers, gourds, zucchini and other early fruit and vegetable vegetables in plastic house,  vegetables sowing and planting in open field. To the middle and late this month,pay more attention to ventilation in day and night in large and medium-sized plastic house with the temperature rising. At the same time, early pick the first and bottom fruits at the right time in order to facilitate the growth of the plant and bearing fruit of the upper part of plant.

Second, the sowing, seedling and transplanting of various types of vegetable crops shall be done; strengthen the field management vegetables and vegetables in open field and plastic house; continue to do a good job of clearing ditches and drainage work for spring collard greens, spring lettuce, harvest all kinds of vegetables in plastic house in time.

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I. Seedling management

Vegetables for sowing and growing seedlings in April include cabbage, radish, spinach, celery, coriander, Chrysanthemum, amaranth, bamboo leaf lettuce, sunflower, cowpea, hairy bean, lentil, jicama which to be sowed directly in open ground; cucumber, gourd, cowpea, cabbage which to grow seedlings in open ground ; ginger should be pregerminated before sowing.

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Ⅱ. Cultivation

Mulch cover or open field cultivation are applied for Solanaceae, melons, beans, lettuce, bamboo leaf lettuce, beans and potatoes, etc.

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Ⅲ. Field management

The seedlings grow rapidly and shall be planted at the right time if the temperature is suitable. If the seedling can not be planted on time due to continuous rain or lack of manpower, the seedling plates should be given more space each in order to expand the nutrient area. By controlling watering, do not let the seedling crowded which will cause vigour growth. Reasonable intercropping can not only increase the replanting index, and also is conducive to change the microclimate of the field, such as lettuce intercropping with melons, beans and other vegetable crops which effect is very obvious. Deep plowing and fine harrowing, soil preparation for the bed, application of adequate fertilizer shall be done before transplanting.

Removing the shed and doing fine management for all kinds of vegetables in the plastic house.Exchanging fresh air, drainage, cooling shall be done according to the weather conditions in to create good environmental conditions for plant growth.

Tomatoes, cucumbers, beans, cowpeas should be set up stick in time to prevent plant drop down; Tomato chemical shall be sprayed to protect flowers and fruits; all vegetable crops should be sprayed with liquid potassium dihydrogen phosphate; melon crops should be pollinated artificially; when melons are with 3-4 leaves, spray ethylene glycol, which can be used for early maturity variety to increase yield; cauliflower and celery should also be sprayed with liquid borax as extra-root fertilizer, and celery should be sprayed with liquid gibberellin (1g of powder to 50kg of water) to increase yield and improve quality.

Pay attention to plowing, so that the soil is well ventilated to ensure that the normal growth of crops.Appropriate watering to the vegetables in plastic house during the transplanting to prevent excessive humidity, which causes rotting of the roots and dead seedlings. For open-ground cultivation of vegetables, pay attention to plowing and weeding to solve the contradiction between weeds and vegetables competing for light and fertilizer. Chemical weeding shall be strictly in accordance with the operating procedures.

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Ⅳ. Pest control

Pay attention to the prevention and control of tomato gray mold, early blight, late blight, brown rot, eggplant brown streak disease, mildew, anthracnose, downy mildew.Pay attention to the prevention and control of aphids, Aulacophora femoralis, agrotis ypsilon,phyllotreta striolata fabricius, plutella xylostella, cabbage caterpillar,ល​ល។

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V. Harvesting

The vegetable that can be harvested in this month include cabbage, radish, carrot, cabbage shoots, lettuce, Chrysanthemum, coriander, spinach, leeks, kale, cauliflower, cucumber, gourd, squash, zucchini, beans, cowpeas, tomatoes, eggplants, chili peppers, amaranth, bamboo leafy greens, drop sunflower, lotus root and so on.

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