1. ANON. (1982 ). Docking disorder of sugar beet. Ministry of Agriculture, Fisheries and Food. Advisory Leaflet 582.
2. R. A. BROWN (1983 ). Soil inhabiting pests of sugar beet and the prospects for forecasting their damage . Aspects of Applied Biology, 2, Pests, diseases, weeds and weed beet in sugar beet, pp.45 -52 .
3. The Effect of Plant Parasitic Nematodes, Rainfall and Other Factors on Docking Disorder of Sugar Beet
4. D. A. COOKE (1976 ). Studies on the pathogenicity, bionomics and control ofTrichodorusspp. andLongidorusspp . tudies on the pathogenicity, bionomics and control ofTrichodorusspp. andLongidorusspp Thesis , on sugar beet. Ph.D.