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Washington State University - Puyallup Organic Farming Systems and Nutrient Management

Organic Farming Systems Research Photo Gallery

Photo of manure spreader spreading compost.
Above-manure spreader spreading compost.
Photo of winter cereal rye vetch mix as a cover crop.
Above-Winter cereal rye vetch mix as a cover crop.
Photo of Undercutter that skims just under the surface to cut weed roots while minimally disturbing the soil.
Above-Undercutter skims just under the surface to cut weed roots while minimally disturbing the soil.

 

Photo of spader which is gentler on the soil than rototillers.
Above-spader which is gentler on the soil than rototillers and usually both tills and prepares the seed bed for planting in one pass.
Photo of vetch as a winter cover crop in a former corn planting.
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.
Photo of Allis G tractor and weed basket, weeding row vegetable crop.
Above-Allis G tractor with weed basket, weeding row vegetable crop.
Photo of two Roller/Crimpers, front mounted on tractor to crimp cover crops stems to terminate them while leaving them in place to provide a mulch.
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.

 

Photo of buckwheat as a short term summer cover crop.
Above-buckwheat as a short term summer cover crop.
Photo of mowing down sudangrass, a summer cover crop.
Above-Sudangrass summer covercrop being flailed.

 

Photo of 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.
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.