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Science in action to improve the sustainability of agriculture, natural resources, and food systems
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Investigator: Paulitz, T.

Impact of Arbuscular Mycorrhizal Fungi on Phosphorus Use Efficiency and Root Diseases of Onion Crops

Onion growers in the semi-arid, irrigated Columbia Basin produce 27% of the storage onions in the USA, with a crop farmgate value ranging from $4,000-$7,000/acre.…

Exploring Root Architecture as a Defense against Soil-Borne Pathogens

Soil-borne pathogens, particularly root-lesion nematodes (Pratylenchus spp.), Fusarium spp., and Rhizoctonia spp. are a major constraint to grain production in the Pacific Northwest.  Yield losses…

Evaluation of seed treatments for organic vegetable production in the Pacific Northwest

This study addresses management of damping-off in organic vegetables in central Washington, using pea as an early season, model crop. The disease is being examined…