Vessel vegetables should pay attention to scientific fertilization

Plastic pipe sheds and other protective facilities are relatively closed environments. Especially in the winter season, the outside temperature is low. In order to maintain the temperature inside the pipe sheds, there is generally little ventilation. Therefore, if the fertilizer application method is improper, it can easily cause damage.

1, vegetable eggplant melon seed bed base fertilizer

Vegetable sowing beds generally use farmyard fertilizers as base fertilizers. If pigs, ducks, etc. are used as basic fertilizers, they must be fully decomposed before they can be applied. It is the use of commodity organic fertilizers that must be applied to the soil 10-15 days in advance. It is fully fermented in the soil, and then sown or smashed, can not be sowed or smashed after the application of organic fertilizer on the day, which is conducive to improve the emergence rate and prevent root burning.

2, top-dressing ammonium bicarbonate in the shed should pay attention to deep

Ammonium bicarbonate is easily decomposed and volatile, and when it is applied in the greenhouse, it will volatilize a large amount of ammonia. When the ammonia reaches a certain concentration, it will be detrimental to the growth of vegetables. Therefore, it is necessary to pay attention to deep application (10 centimeters into the soil) when dressing fertilizer, and then cover the soil. It can prevent the volatilization of fertilizers and prevent the burning of vegetable crops.

3, in the shed to prevent fertilization under drought conditions

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