Search Results - "FRAVEL, D.R."

Commercialization and implementation of biocontrol by FRAVEL, D. R

“…Although the number of biocontrol products is increasing, these products still represent only about 1% of agricultural chemical sales. Yet these are important…”
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Compatibility of the biocontrol fungus Fusarium oxysporum strain CS-20 with selected fungicides by Fravel, D.R., Deahl, K.L., Stommel, J.R.

“…Fusarium oxysporum strain CS-20 reduces incidence of Fusarium wilt in tomato and other crops. To be integrated into most production systems, strain CS-20 must…”
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Distribution and establishment of the biocontrol fungus Talaromyces flavus in soil and on roots of solanaceous crops by Tjamos, E.C., Fravel, D.R.

“…Ascospores of Talaromyces flavus were applied to eggplant, tomato and potato as either a drench or in spherical granules (alginate prill). In subsequent…”
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Application of Biocontrol Fungi in Granular Formulations of Pregelatinized Starch-Flour to Control Damping-Off Diseases Caused by Rhizoctonia solani by Lewis, J.A., Fravel, D.R., Lumsden, R.D., Shasha, B.S.

“…Pregelatinized starch-flour granules containing fermentor-produced biomass of the biocontrol fungi Gliocladium virens, isolates Gl-3 and Gl-21, and Trichoderma…”
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Biocontrol and Plant Pathogenic Fusarium oxysporum-Induced Changes in Phenolic Compounds in Tomato Leaves and Roots by Panina, Y, Fravel, D.R, Baker, C.J, Shcherbakova, L.A

“…The biocontrol fungus Fusarium oxysporum strain CS-20 was previously shown to reduce the incidence of Fusarium wilt of tomato through an uncharacterized…”
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Role of antibiosis in the biocontrol of plant diseases by Fravel, D.R

“…Understanding the mechanisms through which the biocontrol of plant diseases occurs is critical to the eventual improvement and wider use of biocontrol methods…”
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Characterization of two ABC transporters from biocontrol and phytopathogenic Fusarium oxysporum by Fravel, D.R., Moravec, B.C., Jones, R.W., Costanzo, S.

“…Sequence comparisons of ABC transporter genes from two strains of Fusarium oxysporum (one biocontrol and one phytopathogenic (f. sp. lycopersici Race 1)…”
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Reduction of fusarium wilt of hydroponically grown basil by Fusarium oxysporum strain CS-20 by Fravel, D.R, Larkin, R.P

“…Basil seedlings were drenched with water or Fusarium oxysporum strain CS-20. The following week, plants were placed in hydroponic troughs with a circulating…”
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Interaction of biocontrol fungi with sublethal rates of metham sodium for control of Verticillium dahliae by Fravel, D.R.

“…Two methods were used to expose microsclerotia of V. dahliae to various rates of metham sodium ranging up to 935 l ha −1. When microsclerotia were entrapped in…”
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Effect of carbon, nitrogen, and C:N ratio on growth, sporulation, and biocontrol efficacy of Talaromyces flavus by ENGELKES, C. A, NUCLO, R. L, FRAVEL, D. R

“…Five-day biomass production by the biocontrol fungus Talaromyces flavus was measured in a liquid basal medium, pH 5.5, containing each of 37 carbon (C) sources…”
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Efficacy of various fungal and bacterial biocontrol organisms for control of Fusarium wilt of tomato by Larkin, R.P. (USDA-ARS Biocontrol of Plant Diseases Laboratory, Beltsville, MD.), Fravel, D.R

“…Numerous fungi and bacteria, including existing biocontrol strains with known activity against soilborne fungal pathogens as with as isolates collected from…”
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In vitro analysis of the role of glucose oxidase from Talaromyces flavus in biocontrol of the plant pathogen Verticillium dahliae by STOSZ, S. K, FRAVEL, D. R, ROBERTS, D. P

“…Culture filtrates from Talaromyces flavus grown on glucose contained high levels of glucose oxidase activity, while culture filtrates from T. flavus grown on…”
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Dispersal of formulations of Fusarium oxysporum f.sp. erythroxyli and F. oxysporum f.sp. melonis by ants by Gracia-Garza, J.A. (USDA-ARS, Biocontrol of Plant Diseases Laboratory, Beltsville, MD.), Fravel, D.R, Bailey, B.A, Hebbar, P.K

“…A natural epidemic of Fusarium wilt on coca (Erythroxylum coca) in Peru prompted the suggestion of possibly using the pathogen Fusarium oxysporum f. sp…”
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Cladorrhinum foecundissimum: A potential biological control agent for the reduction of Rhizoctonia solani by Lewis, J.A., Fravel, D.R., Papavizas, G.C.

“…The effect of bran preparations of the potential biocontrol fungus Cladorrhinum foecundissimum on the survival and saprophytic growth of the soilborne plant…”
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Procedure for electrophoretic analysis of proteins from metham sodium-treated microsclerotia of Verticillium dahliae by Engelkes, C.A., Fravel, D.R.

“…Sensitive methods are needed to qualitatively and quantitatively elucidate the physiological basis of the propagule weakening effect and its implications for…”
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Benzaldehyde as a soil fumigant, and an apparatus for rapid fumigant evaluation by Wilson, C.L, Solar, J.M, El Ghaouth, A, Fravel, D.R

“…An apparatus was developed for the rapid and facile evaluation of soil fumigants in a controlled manner using small volumes of soil. The apparatus consisted of…”
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Effect of temperature, soil type, and matric potential on proliferation and survival of Fusarium oxysporum f.sp. erythroxyli from Erythroxylum coca by Fravel, D.R. (Biocontrol of Plant Diseases Laboratory, USDA, ARS, Beltsville, MD.), Stosz, S.K, Larkin, R.P

“…Natural epidemics of Fusarium wilt on coca have stimulated interest in the causal agent Fusarium oxysporum f. sp. erythroxyli. Effects of constant and…”
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Economical biological control of Sclerotinia lettuce drop by Sporidesmium sclerotivorum by Adams, P.B. (Biocontrol of Plant Diseases Laboratory, Plant Sciences Institute, Agricultural Research Service, U.S. Department of Agriculture, Beltsville, MD), Fravel, D.R

“…In a field trial, lettuce plants infected with Sclerotinia minor were treated with a preparation of Sporidesmium sclerotivorum at rates of 0, 0.2, 2, or 20…”
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Localization of glucose oxidase with immunocytochemistry in the biocontrol fungus Talaromyces flavus by Stosz, S.K. (Biocontrol of Plant Diseases Laboratory, USDA-ARS, Beltsville, MD.), Roy, S, Murphy, C, Wergin, W, Fravel, D.R

“…Production of the enzyme glucose oxidase has been shown to be involved in the biological control of Verticillium wilt by Talaromyces flavus. In this study, the…”
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Identification of a metabolite produced by Talaromyces flavus as glucose oxidase and its role in the biocontrol of Verticillium dahliae by Kim, K.K, Fravel, D.R, Papavizas, G.C

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