Resistance to Polymyxa betae and Beet Necrotic Yellow Vein Virus in Beta Species of the Section Corollinae .......................................................................1

H. Paul, B. Henken, O.E. Scholten, Th.S.M. De Bock and W Lange

Genetic Resistance, Fungicide Protection and Variety Approval Policies for Controlling Yield Losses from Cercospora Leaf Spot Infections .................................................................................... 7

Jay Miller, Margaret Rekoske and Arthur Quinn

Pre-Breeding for Nematode Resistance in Beet ............................. 13

W Lange and Th.S.M. De Bock

Molecular Analysis of a Translocation in Sugar Beet Carrying a Gene for Nematode Resistance from Beta procumbens ........................... 27

Christian Jung, Reinhold G. Herrman, Christian Eibl, and Michael Kleine

Possible use of RFLP in Repeated Sequence Families in Sugar Beet Breeding and For Management of Sugar Beet Genetic Resources

· ....................................................................................... . .... 43
Jean Francois Bonavent, Anne Sophie Bournay, Sylvain Santoni and Andre Berville

Genetic Variation Among Wild and Cultivated Beets of the Section Beta as Revealed by RFLP Analysis · .......................................... 59

A. Hjerdin, T. Sall, N.O. Nilsson, C.H. Bornman and C. Hallden

 Taxonomy of Beta Section Beta .................................................. 69

J.P.W Letschert, W. Lange, L. Frese and R.G. Van Den Berg