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Agricultural Research Service United States Department of Agriculture
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Gerald Nagahashi
Microbial Biophysics and Residue Chemistry Research
Research Chemist

Phone: (215) 233-6424
Fax: (215) 233-6581
Room 0120
600 E MERMAID LN
ERRC
WYNDMOOR, PA, 19038-8598

Projects
Development of Efficient and Practical Methods for Producing Arbuscular Mycorrhizal Fungi
Appropriated (D)
  Accession Number: 410449

Publications
Germinating spores of glomus intraradices can use internal and exogenous nitrogen sources for a de novo biosynthesis of amino acids - (Peer Reviewed Journal) - (01-Apr-09)
Metabolite fingerprinting of exudates from carrot roots grown under phosphorus stress - (Book/Chapter) - (13-Jul-08)
Inoculation of strawberries with AM fungi produced on-farm increased yield - (Peer Reviewed Journal)
Douds, D.D., Nagahashi, G., Shenk, J.E., Demchak, K. 2009. Inoculation of strawberries with AM fungi produced on-farm increased yield. Biological Agriculture and Horticulture. 26:209-219.
Choosing a mixture ratio for the on-farm production of AM fungus inoculum in mixtures of compost and vermiculite - (Peer Reviewed Journal)
Douds, D.D., Nagahashi, G., Reider, C., Hepperly, P. 2008. Choosing a mixture ratio for the on-farm production of AM fungus inoculum in mixtures of compost and vermiculite. Compost Science and Utilization. 16(1):52-60.
Inoculation with Am Fungi Increases the Yield of Potatoes in a High P Soil - (Peer Reviewed Journal)
Douds, D.D., Nagahashi, G., Reider, C., Hepperly, P. 2007. Inoculation with am fungi increases the yield of potatoes in a high p soil. Biological Agriculture and Horticulture. 25:67-78.
Separated Components of Root Exudates and Cytosol Stimulate Different Morphologically Identifiable Types of Branching Responses by Arbuscular Mycorrhizal Fungi - (Peer Reviewed Journal)
Nagahashi, G., Douds, D.D. 2007. Separated components of carrot root exudates are specifically exuded and stimulate two different types of hyphal branching responses of an arbuscular mycorrhizal fungus. Mycological Research. 111:487-492.
Isoldated Root Caps, Border Cells and Mucilage from Host Roots Stimulate Hyphal Branching of the Arbuscular Mycorrhizal Fungus, Gigaspora Gigantea - (Peer Reviewed Journal)
Nagahashi, G. 2004. Isoldated root caps, border cells and mucilage from host roots stimulate hyphal branching of the arbuscular mycorrhizal fungus, gigaspora gigantea. Mycological Research. 180. p. 1079-1088.
Isolated Root Caps, Border Cells, and Mucilage from Host Roots Stimulate Hyphal Branching of An Arbuscular Mycorrhizal Fungus - (Peer Reviewed Journal)
Nagahashi, G. 2004. Isolated root caps, border cells, and mucilage from host roots stimulate hyphal branching of an arbuscular mycorrhizal fungus. Mycologia 108(9) p. 1079-1088.
On-Farm Production of Am Fungus Inoculum in Compost-Vermiculite Mixtures - (Peer Reviewed Journal)
Douds, D.D., Nagahashi, G., Pfeffer, P.E., Reider, C., Kayser, W. 2005. On-farm production of am fungus inoculum in compost-vermiculite mixtures. Applied and Environmental Microbiology. 2005. p. 15-21.
On-Farm Production and Utilization of Mycorrhizal Fungus Inoculum - (Peer Reviewed Journal)
Douds, D.D., Nagahashi, G., Pfeffer, P.E., Kayser, W.M., Reider, C. 2005. On-farm production and utilization of mycorrhizal fungus inoculum. Canadian Journal of Plant Science v.85. pp.15-21.
Root Exudate of Pmi Tomato Mutant M161 Reduces Am Fungal Proliferation in Vitro - (Peer Reviewed Journal)
DAVID-SCHWARTZ, R., GADKAR, V., NAGAHASHI, G., DOUDS, D.D., WININGER, S., KAPULNIK, Y. ROOT EXUDATE OF PMI TOMATO MUTANT M161 REDUCES AM FUNGAL PROLIFERATION IN VITRO. FEDERATION OF EUROPEAN MICROBIOLOGICAL SOCIETIES MICROBIOL LETTERS. v. 223. p. 193-198. 2003
On-Farm Production and Utilization of Mycorrhizal Fungus Inocula - (Abstract)
DOUDS, D.D., NAGAHASHI, G., PFEFFER, P.E., KAYSER, W., REIDER, C. ON-FARM PRODUCTION AND UTILIZATION OF MYCORRHIZAL FUNGUS INOCULA. INTERNATIONAL CONFERENCE ON MYCORRHIZA. 2003. ABSTRACT #147. P. 198.

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Last Modified: 11/25/2009
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