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Puyallup Research & Extension Center
Washington State University - Puyallup
Organic Farming Systems and Nutrient Management
Organic Farming Systems Research Photo Gallery
Above-manure spreader spreading compost.
Above-Winter cereal rye vetch mix as a cover crop.
Above-Undercutter skims just under the surface to cut weed roots while minimally disturbing the soil.
Above-spader which is gentler on the soil than rototillers and usually both tills and prepares the seed bed for planting in one pass.
Above-vetch interplanted in a former corn planting as a winter cover crop to protect the soil from erosion and provide nitrogen for a spring or summer crop.
Above-Allis G tractor with weed basket, weeding row vegetable crop.
Above-Roller/Crimpers-Front mounted on tractor to crimp cover crops stems to terminate them while leaving them in place to provide a mulch. Two different widths shown.
Above-buckwheat as a short term summer cover crop.
Above-Sudangrass summer covercrop being flailed.
Above-Custom strip tiller unit. Front discs cut cover crop, back unit (see insert photo) is a one blade wide Maschio rototiller that cuts a narrow path for planting crops in while leaving the rest of the soil undisturbed.