Necrosis occurs on leaves, fruits and twigs. Due to bacterial infection, local tissues of plants are necrotic and spots or orange leaves are formed(grass growing trays). Such as pelargonium and perch leaf spot disease: peach and plum perforation disease. These characteristics are one of the main basis for identifying fungal diseases(15 gallon tree pot). After the flower is infected with the virus, the whole plant often shows symptoms. Malformation.
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Strictly control the amount of sowing when sowing, so as to avoid crowded growth of seedlings, and time seedlings, transplant seedlings, and expand the row spacing(5 gallon containers for sale). The light should be increased as much as possible to prevent excessive shade, otherwise, it is easy to produce thin and elongated seedlings with long internodes(1 gallon fabric pots). The symptoms of flower virus disease can be roughly classified into the following three categories.
(plastic 1 gallon nursery pots manufacturers california)The tender, juicy tissues of plants are infected by bacteria and show symptoms of decay(2 gallon grow pots). Common soft rot diseases such as cyclamen soft rot and iris bacterial soft rot are commonly found in flower bulbs, bulbs and tubers. Some bacteria invade the vascular tissue of the host plant, expand in the duct and destroy the transport system, gray mold, causing the plant to wilt(small square plant pots). Such as bacterial wilt of chrysanthemum and dahlia.
The virus parasitizes in the living cells and tissues of the flower, and it spreads to the whole host plant along with the organic matter of the host(large plastic plant pots for trees). After some bacteria invade plants, they cause overgrowth of local tissues of roots or branches to form tumors, or cause new branches, or branch banding, etc., such as root cancer of many flowers and trees(nursery trays for plants), bacterial growth of dahlias Disease and geranium banding disease.(plastic 1 gallon nursery pots manufacturers california)
Generally(plastic plant pots nz), the spread of virus diseases is mainly through the transfer and exchange of piercing and sucking mouthparts insects (such as aphids, leafhoppers, whiteflies, etc.), and disease The contact and friction between the branches and leaves of healthy plants. The main way for the virus to invade is the above-mentioned vector(large round plastic planters), the tiny wounds on the flowers and plants, which bring the virus into the host cells to cause disease.
(plastic 1 gallon nursery pots manufacturers california)In recent years, my country's flower virus disease has a trend of expanding the scope of infection, and it has now risen to a position second only to fungal diseases(vegetable growing trays). Flower diseases caused by fungi include almost all types of disease symptoms, and generally have obvious characteristics, such as powder (white powder, etc.), demand (black mold, penicillium, green mold, etc.), blister Matter(200 gallon container), rust, granular, wool, white floc, nucleus, etc.
Viral diseases can harm narcissus, orchid, carnation, chrysanthemum, tulip, lily, dahlia, gladiolus(nursery pots), canna, peony, peony, iris, hydrangea, poinsettia, cyclamen, wind fairy, aster, petunia, Three-color cocoons, a bunch of red, fibrous roots to grow, asexual reproduction materials (bulbs, seedlings, scions, cuttings, etc.), geraniums(20 gallon tree pot), violets, roses, roses, pruning and grafting, crab claw orchids and many other famous and common flowers.(plastic 1 gallon nursery pots manufacturers california)