Metodos de seleccion por resistencia parcial al phytophthora infestans en el invernadero Julia Guzman N.H. David ThurstonLee E. Heidrick OriginalPaper Pages: 35 - 42
Horizontal (polygenic) and vertical (oligogenic) resistance against blight J. E. Van Der Plank OriginalPaper Pages: 43 - 52
Annual Meeting and call for papers Potato Association of AmericaW. B. Raymer News and Reviews Pages: 56 - 56
Nominations for Honorary Life Membership in The Potato Association of America News and Reviews Pages: 57 - 57
20th Annual conference on handling perishable agricultural commodities News and Reviews Pages: 58 - 58
Bibliografia Latinoamericana Sobre Papas by Alvaro Montaldo John S. Niederhauser News and Reviews Pages: 61 - 61