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Effective management of collar rot
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Collar rot or damping off disease occurs on one to four month old tender coffee (Coffea Arabica) seedlings in the nursery. Sometimes, the collar rot pathogen infects coffee seeds sown on the seed beds and prevents the germination. However, the pathogen fails to establish in coffee seedlings when the stem at collar region turns brown in color and becomes harder. It is a soil inhibiting fungus with a wide host range including coffee.
9p
nguaconbaynhay7
15-08-2020
14
2
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Tomato is affected by a large number of diseases. Among these, collars rot disease of tomato cause by S. rolfsii is a threatening disease in eastern coastal regions of Odisha. Since, this disease is soil borne in nature, it is very difficult to control by chemical fungicides. The native rhizosphere soil of tomato was used for isolation and screening of bacterial antagonists for their efficacy and growth promotion potential. A total of 54 bacterial isolates were isolated from rhizosphere of tomato of which five isolates viz.
12p
trinhthamhodang3
22-02-2020
26
1
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Lentil (Lens culinaris Medik) is an important crop, the major states producing lentil are Madhya Pradesh, Uttar Pradesh, Bihar and Punjab. Lentil is an important component of farming systems in our country. It is one of the important and most nutritious rabi pulses. Vascular wilt causing by Fusarium oxysporum f.sp. lentis, Sclerotium rolfsii Sacc. causing collar rot and Sclerotinia sclerotiorum (Lib.) de Bary) causing stem rot, is most destructive soil borne diseases of lentil growing area worldwide. Use of chemicals continues to be major strategy to mitigate the menace of crop disease.
7p
chauchaungayxua3
07-02-2020
14
1
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