Fight against Phytophthora on tomatoes

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Fitoftorovye mushrooms - a disease of plants, numbering no less than forty species.Distributed in all parts of the world, except for areas of permafrost.However, even in the absence of natural vegetation disease can sneak in a greenhouse with the infected seeds or seedlings.It affects all the plants of the nightshade family: potatoes, tomatoes, eggplant, peppers.Exposed to it and other crops: strawberries, buckwheat, castor.The article describes in detail the fight against Phytophthora on tomatoes.

How does the disease

or Phytophthora blight appears on all parts of tomato bush.The first signal - the appearance of brown spots on the leaves, mainly along the edges.If the stem formed dark stripes, you'd expect that soon will be on the fruit brown or silvery spots.At this stage of the fight against Phytophthora on tomatoes will not bring results, we can only try to save part of the crop by removing a portion of the diseased bushes.They should be burned, and the remaining process of folk remedies or chemicals.Most often ill can not bring fruit to maturity, they rot and bush gradually dries up.Phytophthora spores are extremely hardy.They overwinter in the soil at very low temperatures, are stored in the roots, stems and scraps of plant seeds left over after harvesting.In the spring at a temperature of 10 degrees they begin to actively proliferate, rain flows spread their beds from one to another.Moreover, disputes are easily carried by wind over many kilometers.Truly a bacterial war, which is very difficult to win.

Ways to combat late blight

Before processed tomatoes from Phytophthora antibacterial formulations, it is necessary to observe a number of preventive requirements.The main thing is not to plant tomatoes or other solanaceous at the same place two years in a row, and not to alternate with each other.Before planting the seeds or seedlings definitely need to treat them with fungicides such as Bordeaux liquid or preparation "Hom."It is unacceptable to use a sick seed.Fight against Phytophthora on tomatoes - is the constant care of the bushes.You can not prevent thickening planting, excessive moisture of the soil.Lower leaves on the ground, as well as the dried shoots should be removed regularly.The fruit is better to collect immature and leave to mature under the light canopy in dry boxes or cartons.Now, of what sprayed tomatoes from late blight.The best-known tool - a liquid Bordeaux.Copper sulphate stains the bushes and the ground, and because many aesthetic purposes prefer an analogue "Hom" - copper oxychloride.However, experienced gardeners still consider the first part of a proven more effective.At the same time others argue that copper sulfate - is yesterday.Today in specialized stores offer a range of fungicides against Phytophthora, including preparations have good reviews "fitosporin", "Ridomil."Note that a one-time processing of the problem is not solved, it will have to be repeated for the growing season at least 3-4 times.

fight against Phytophthora on tomatoes folk remedies

The structure of chemicals to combat this fungus enters copper.Given this, some growers use the original method of prophylaxis (not treatment!) Disease.Copper wire of small diameter, visited the pieces to length 2-2.5 cm, pierced the trunk at the base of the tomato.Reacts with the juice of the plant, trace element is carried around the bush and protects it from destruction by bacteria.100% of the results is no guarantee, but you can try, no harm.Whey - another folk remedy.1-2 liters diluted in a bucket of water and spray the bushes.Action is that the acidic environment on the surface of the plant prevents the growth of fungi.There experience spraying an aqueous solution of 5% iodine (10 ml per bucket of water).There are many other ways, harmless to plants and the health of consumers, and it is better to resort more often to them than to abuse pesticides.