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Fungal diseases; Anthracnose Colletotrichum gloeosporioides Colletotrichum capsici Glomerella cingulata [teleomorph] Colletotrichum coccodes. Cercospora (frogeye) leaf spot Cercospora capsici. Charcoal rot Macrophomina phaseolina. Choanephora blight Choanephora cucurbitarum. Damping-off and root rot Rhizoctonia solani Phytophthora spp. Fusarium ...
Garlic shows similar symptoms of leaf yellowing and stunted bulbs. [20] When harvested, the infected garlic may be missing portions of the root system. [19] In fava beans , symptoms of infection include reddish-brown stem lesions that can turn black. Young bean pods are dark-brown.
Stem rot is a disease caused by a fungus infection in the stem of crop plants. Fungus that causes stem rot are in the Rhizoctonia, Fusarium or Pythium genera. Stem rot can readily infect crops that are in their vegetative or flowering stages. The disease can survive up to five years in the soil. [1]
Rhizoctonia solani root rot on corn roots, magnified 0.63X. Damping off can be prevented or controlled in several different ways. Sowing seeds in a sterilized growing medium can be effective, although fungal spores may still be introduced to the medium, either on the seeds themselves or after sowing (in water or on the wind).
A view of an infected pepper . Colletotrichum capsici has a broad host range but prefers peppers, yams and eggplants. On chili peppers, Capsicum annuum L., C. capsici infect the stem, fruit, and leaves of the plant, causing anthracnose, die-back and ripe fruit rot.
Garlic bulbs are ready to harvest when one half to three-quarters of the leaves turn yellow. Lift the entire plant from the soil by hand or use a garden fork in compacted soils. Brush soil off the ...
It is a destructive disease of fruits, vegetables, and ornamentals found worldwide, and affects genera from nearly all the plant families. The bacteria mainly attack the fleshy storage organs of their hosts ( tubers , corms , bulbs , and rhizomes ), but they also affect succulent buds, stems, and petiole tissues.
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