National potato germplasm evaluation and enhancement report, 1989 : sixtieth annual report by cooperators
Haynes, Kathleen G., ed.
National potato germplasm evaluation and enhancement report, 1989 : sixtieth annual report by cooperators edited by Kathleen G. Haynes - Maryland United States Department of Agriculture 1990 - ii, 254 p.; 27cm.
National potato germplasm evaluation and enhancement report, 1989 : sixtieth annual report by cooperators edited by Kathleen G. Haynes - Maryland United States Department of Agriculture 1990 - ii, 254 p.; 27cm.
