Control of pests and diseases of carrots
The carrot fly. This pest of carrots lay larvae that bore in the roots many moves.
The leaves of the plant after such «visits» have red, yellow or violet color, and the carrot rots and becomes bitter.
Over the summer it is possible to observe two generations of flies, and in winter, the larvae live in the roots.
The best prevention of the propagation of the pest is the alternation of the carrot and onion rows and the destruction of spoiled roots.
Umbrella mole. Brown caterpillars of this pest eat the stems of carrot during flowering. The mole can only be cultivated once during the summer, but the butterflies spend the winter and spring hurt again.
The only cure for its reproduction is watering at weekly intervals with a solution of entobacterin or dendrobacillin umbrellas, which are still in Bud.
Umbrella moth. Caterpillar hurt her in the moment of direct maturation of the roots. Larvae feed on leaves and immature seeds. As well as from the umbrella of the moth, the plant should be watered with solutions of entobacterin or dendrobacillin.
Dry rot. It infects carrots often, especially during storage. If the roots appeared black stripes with black spots, or brown-gray spots, it is dry rot.
Gradually, the tissue underneath becomes rotten and dry. This happens under high humidity in storage or the increase of nitrogen in the ground.
So the fungus does not appear, you need time to remove the carrots from the garden beds, destroy the remnants of tops and roots. And in store you need to intersperse rows of carrots only fresh sand.
Alternaria blight. It is manifested in the form of blackened legs of the ladder and the appearance of these black spots on the roots, which later become dry and markings.
Sometimes plants just cease to develop and die. Prevention of early blight are the same as in the case of dry rot.
The sclerotia. This fungus infects carrots during storage. It becomes soft and
wet and the top is covered with mycelium is very similar to wool.
The mycelium spreads in places where waste carrots. A leads to the disease is high temperature at the storage location, humidity and excessive nitrogen fertilizer.
The plants did not get sick, you need to alternate sowing of crops on the site, ditching it regularly and always destroy the last vestiges of foliage.
Fertilizer should prevail potash and phosphate fertilizers. Before you put carrots for storage, preferably lightly powder it with chalk.
Black scurf. The fungus infects roots during long-term storage. Red and violet spots a dense layer beginning to cover the carrots, which shrinks and dries up.
But if the fungus evolved in the garden, then the leaves wither. Preventive measures correspond to the measures against dry rot.
Bacterial rot. It applies to carrots for another vegetable patch, code tips appear watery education.
Very soon the whole plant right under the ground, creating a grey smelly ground. The best remedy for this type of fungus is spraying Bordeaux liquid and copper sulfate on the choice twice this season.
A General guideline for gardeners wishing to grow on his land a good healthy carrots is to sow the roots of the infected areas for up to four years, ploughing and digging the land for plowing and after gathering carrots, application of lime in acid land and the destruction of plants which, for various reasons, began to lag behind in development.