If the onions fly has lodged on onions bed, then will be to get rid of it not and simply. Therefore to prevent appearance of this wrecker, it is necessary to carry out preventive measures against parasites, namely - with the advent of the first three-four feathers to water onions with solution on the basis of ammonia solution.
It is required to you
- - ammonia solution;
- - water;
- - salt;
- - potassium permanganate;
- - watering can with the diffuser.
Instruction
1. The first signs of appearance of onions fly - yellowing of tips of feathers, delay of growth of culture. As this wrecker is quite artful and for short period can quickly extend, it is impossible to hesitate with processing of culture. One of the easiest and effective ways to get rid of parasites - to spill the infected bed ammonia solution solution. For this purpose it is necessary to part medicine tablespoon in water bucket then to water culture (structure bucket on two square meters of bed).
2. Naturally, one watering for full disposal of wreckers is not enough therefore processing should be repeated week later. But the second watering is better to carry out more concentrated solution - two tablespoons of ammonia solution on water bucket. Such amount of medicine is enough not only for scaring away of insects, but also for potpitka of vegetables nitrogen.
3. Week later it is necessary to check onions for presence of wreckers in it. For this purpose it is necessary to take two-three bulbs from bed and to examine them - if onions are still infected, then the bed should be watered once again, but already ""heavier"" solution. For creation of ""potion"" it is required to dissolve a little potassium permanganate that water became light pink in bucket of water then to add 40 ml (one bubble) of ammonia solution to this substance, 1/3 packs of coarse salt and everything carefully to stir. To water with the received structure onions from watering can with the diffuser in calculation of 10 liters on two square meters of bed.