Dipping technology of loofah in greenhouse

Towel gourd cultivated in greenhouse is in a sealed environment with less insect activity, so flower dipping technology is mostly used in production to improve fruit setting rate and fruit quality and increase income. However, when dipping in flowers, improper concentration or improper use of drugs may cause fruit deformities, so let's take a look at the towel gourd dipping technology.

Towel gourd dipped in flowers

1. Dip in flowers

Towel gourd dipped in flowers is best from the bottom up, young gourd dipped in flowers should not exceed 2/3, if dipped in too many flowers, directly dipped to the root of young gourd, not only will cause "bouncing melon" phenomenon, but also through the young gourd will be transmitted to the whole body of the plant, causing hormone poisoning; and dipped less, towel gourd is very easy to fall off, its growth will be inhibited.

2. Take time to dip in

Towel gourd dipped in flowers is generally from 10:00 to 1 pm, if dipped in time too early, it is easy to appear dumb "flowers; if dipped too late, towel gourd flowers easy to fall off.

3. Concentration of dipping flowers

The concentration of flower dipping agent can not be constant, but should be changed with the change of temperature in the greenhouse. Generally, when the indoor temperature is high, the concentration of flower dipping should be lower; when the temperature is too low, the concentration should be higher. In addition, within 3 days after dipping flowers, it is best not to water, if dipped in flowers after watering, may make the body say more, resulting in the phenomenon of "jumping melon".

II. Points for attention

1. Now in use

Towel gourd dipped in flowers to heavy liquid fertilizer dose is too large will cause towel gourd dry edge, or dipping flowers to be unreasonable, or one-time match, repeated use is very easy to make the petals very thin and infected. So reasonable preparation of dipping flowers if you reduce the towel gourd dry edge of the first step, it is recommended to dip in the anther now used.

2. Pay attention to the amount and concentration of spray

Many vegetable farmers are used to increasing the concentration of chemicals when spraying, which will often cause drug damage, so when vegetable farmers choose chemicals, they should also pay attention to that the concentration of the agents should not be too high, and wet the petals.

3. The amount of fumigant should not be too large.

Fumigation control towel gourd disease both time-saving and labor-saving methods, but to grasp the dosage and will, smoking should be carried out after 9 o'clock in the evening, not too early. If the use is too early, the temperature in the shed is too high, and the smoke floats in the air for a long time, it is easy to reduce the efficacy, while smoking is too long and easy to cause drug damage. It usually takes 8 hours to smoke, which can prevent vine blight from harming flowers.

4. One-time lookout should not be too big.

In the lookout, we should use the method of two or more times to cool down, but many vegetable farmers find it troublesome, one-time release is too big, it is very easy to form flashing habits. Therefore, dipping flowers should be carried out in feeding, when the wind is relatively small, the wind will not form glittering flowers.

The above is the greenhouse towel gourd dipping technology introduction, hope to help you, want to know more related knowledge, please pay attention to us.