Pierre Rotschy books & textbook
Pomona [Winter 1991, Vol XXIV, No. 1] (Pomona, Journal of the North American Fruit Explorers (NAFEX), Volume XXIV)
Kim Hummer Leslie Toombs Bill Moore Gene Lewis Pierre Rotschy Robert Kurle Roger Meyer Christopher Steele Harvey C. Lisle Lon Rombough et al John English
North American Fruit Explorers (NAFEX) /1991T Journal / 80 Pages
