Onion fly is often the cause of poor harvests. Because of the color and the size of it is not always possible to observe in a timely manner. To all the efforts in the garden were not in vain, salt onions in the garden.
Please put the Huskies and subscribe to the channel "About Fazenda". This will enable us to publish more interesting garden articles.
Why should the onion beds watered with salt water
It needs loose soil for the growth of horticultural crops. The soil should be neutral or slightly acidic medium. Further, it should make organic and mineral fertilizers. When the onion begins to turn yellow at the beginning of the summer, it may be a sign that the soil lacks nitrogen, or is a bad irrigation. But often the cause of early crops are withering onion flies. Many beginning gardeners are not aware of this issue and will continue to water and fertilize the beds, but - to no avail.
To prevent pests, can be planted next to the onion plants that repel flies, such as marigolds. In shops for gardeners, you can purchase a variety of chemicals that help fight the pest. But there is a cheaper and simpler method of killing insects: it is enough to water the beds with an aqueous salt solution with the addition of potassium permanganate.
Such an environment prevents the penetration of the female to the root system of the plant. With each watering salt water will destroy the previously deferred larvae and pupae manganese destroy insects.
The necessary amount of salt and frequency of watering
Salt water can not only benefit, but harm if properly pick up a dose. Excess salt can destroy crops and spoil the soil.
Treatment can be performed even before landing. The salt water is lowered the seed. To prepare the solution need to 1 kg of salt and 5 liters of water. The resulting liquid bulbs dipped and held them therein 2 hour. When the time out, sevok removed from the saline solution and washed with pure water several times. This procedure allows you to destroy the larvae of onion flies.
Additionally, you can carry out irrigation with saline beds, which will be planted vegetable. Before watering the soil should be well-moisten with clean water.
To prepare the solution required:
- 10 l of water;
- 300 g of sodium chloride;
- 3 tablespoons ammonia.
The resulting structure should be watered beds. At each bulb takes about 1 cup solution. The next irrigation with salt water must be repeated after 2 weeks. All the proportions are the same, except for the salt - it increased by 100 g Additionally, add a few crystals of potassium permanganate - a solution should turn pale pink.
If you can not get rid of the pest, after 10 days of treatment is carried out 3. When creating a volume of salt solution is increased by 100 g, i.e., total mass must be 0.5 kg.
Activation of pests occur in the middle or end of May. For this reason, the first treatment is carried out in the spring. At the time of gardening onion pen should have to grow up to 8-10 cm. After each bed of water the water to be processed. The procedure is performed through 4 hours after saline irrigation - liquid will wash away an excess amount of salt and prevent crop loss.
The best time for treatment of onion beds from pests are morning and evening hours. If watering produce, when the sun had risen, it can provoke a burn plants.
Sprinkling seedbeds stopped 2 weeks before the planned harvest.
additional activities
To combat the onion fly except saline can take other safety measures. Grow a good harvest will help board. His impregnated creolin and laid out between the rows. Replace this means kerosene.
Aisle can sprinkle with ground red pepper or wood ashes. If the garden area there is wormwood, it can also be used. The plant is laid between the rows of planted onion and change as necessary.
original articleand many other materials can be found on ourwebsite.
Please put the Huskies and subscribe to the channel "About Fazenda". This will enable us to publish more interesting garden articles.
Read more:We grow onions Chinese way