A review of plant disease, pathogen interactions and microbial antagonism under conservation tillage in temperate humid agriculture von Sturz, A.V., Carter, M.R., Johnston, H.W.

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Effect of undersowing barley with Italian ryegrass or red clover on yield, crop composition and root biomass von Kunelius, H.T., Johnston, H.W., MacLeod, J.A.

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Direct drilling and soil loosening for spring cereals on a fine sandy loam in Atlantic Canada von Carter, M.R., Johnston, H.W., Kimpinski, J.

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Nematodes and fungal diseases in barley and wheat on Prince Edward Island von Kimpinski, J., Anderson, R.V., Johnston, H.W., Martin, R.A.

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Bernal institute: a possible approach? von Johnston, Roy H W

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AC Gabriel spring wheat von Nass, H.G, Johnston, H.W, Blatt, C.R, Atlin, G, Walton, R.B

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AC Walton spring wheat von Nass, H.G, Johnston, H.W, Blatt, C.R, Atlin, G, Walton, R.B

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AC Wilmot spring wheat von Nass, H.G, Johnston, H.W, Blatt, C.R, Atlin, G, Rodd, A.V, Walker, D.W

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AC Winsloe winter wheat von Nass, H.G, Johnston, H.W, Blatt, C.R, Atlin, G, Walton, R.B

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Influence of aldicarb on root lesion nematodes, leaf disease and root rot in wheat and barley von Kimpinski, J, Johnston, H.W, Martin, R.A

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Identification of oat-adapted isolates of cereal Septoria in the UK using a detached leaf technique von Johnston, H.W, Scott, P.R

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Plant-parasitic nematodes and fungi associated with root rot of peas on Prince Edward Island von Celetti, M.J. (Agriculture Canada, Charlottetown, Prince Edward Island), Johnston, H.W, Kimpinski, J, Platt, H.W

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Fundulea hard red winter wheat von Nass, H.G, Franck, P, Teich, A.H, Sampson, D.R, Blatt, C.R, Caldwell, C, Walton, R.B, Johnston, H.W

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Influence of spring seeding date on yield loss from root rot of barley von Johnston, H.W

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AC Baltic spring wheat von Nass, H.G, Blatt, C.R, Bubar, J.S, Rodd, A.V, Walton, R.B, Johnston, H.W

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Residue analysis of triadimefon, triadimenol, and the BAY KWG 1342 Diol and BAY KWG 1323 hydroxylated metabolites in winter wheat von Ragab, M.T.H. (Agriculture Canada, Research Station, Kentville, Nova Scotia, Canada), Anderson, M.G, Johnston, H.W

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Perlo winter wheat von Nass, H.G, Hansel, E, Blatt, R, Caldwell, C, Peill, J.E, Walton, R.B, Johnston, H.W

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Metabolism of 3-chlorobenzoic acid by a pseudomonad von Johnston, H.W., Briggs, G.G., Alexander, M.

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Karat winter wheat von Nass, H.G, Hansel, E, Blatt, R, Caldwell, C, Peill, J.E, Walton, R.B, Johnston, H.W

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Bura spring triticale von Nass, H.G, Zillinsky, F.J, Kohli, M.M, Blatt, C.R, Bubar, J.S, Walton, R.B, Rodd, A.V, Johnston, H.W

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