Aphanomyces species and their root dieeases in pea and sugarbeet
Papavizas, G.C., Ayers, W.A.
Aphanomyces species and their root dieeases in pea and sugarbeet - Washington 1974 - 1-158 p. - Species, Root, Pea United States Department of Agriculture. Technical Bulletin no. 1485 .
Aphanomyces species and their root dieeases in pea and sugarbeet - Washington 1974 - 1-158 p. - Species, Root, Pea United States Department of Agriculture. Technical Bulletin no. 1485 .