Lettuce crops. Plagues and diseases

Lettuce crops. Plagues and diseases

Good morning friends! Today our article is aimed at those people who have lettuce crops or want to start in this world.

Today we talk about pests and the most common diseases among these types of crops.

Among the pests we will find the Trips, these usually appear especially in summer or in very mild, warm and dry climates.

The insects will distinguish them by their brown-yellow color … they also have effects on the plant … in this case we will see dry leaves.

To counterattack them and avoid their appearance, the ideal is to make the appropriate rotations to these types of crops. It is very important not to neglect the risks, in this way we will maintain adequate humidity.

We will also be aware of weeds, which these serve as a refuge for thrips. One of the enemies par excellence of these pests are the orius, a maximum predator for them.

Another pest that usually appears on lettuce crops are aphids. We will identify these because they are harmful insects and, although there is a wide variety of classes, they are usually green, black, with or without wings.

To prevent this type of pests the best will be, to make a rotation of this type of crops correctly, for this we will associate the planting of lettuce with other crops that are favorable for it.

For example sowing, next to your lettuce, basil … this boil repels aphids. Another of the plants that will affect these crops will be the whitefly. This small insect with wings is white and develops in crops such as lettuce.

These small insects suck the juice of the plant and post the remains on the leaves, so a black film is formed that makes it unable to perform photosynthesis.

To prevent whiteflies, it is advisable to sow basil, as its smell repels this insect.

Finally we talk a little about some diseases that are associated with the cultivation of lettuce.

Mildiu is caused by fungi. We can distinguish it because it causes yellow and white spots, until gray ends.

It develops when there is excess moisture, try not to wet the upper area of ​​the plant during irrigation and remove the affected leaves.

Oídio is also produced by a fungus, this time parasitic. It usually affects the leaves, producing white spots and affecting photosynthesis.

It develops with a lot of humidity and we can prevent it by wetting the upper area of ​​the plant and controlling the risks. If it appears on the plant, remove it from the crop and burn it.

Finally, Brotitis is caused by a fungus called Brotytis … rots the leaves of older plants and develops in excessive humidity.

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