If you are unfamiliar with coffee rust, some rather unappealing images may come to mind. And indeed, coffee rust is a formidable problem for coffee lovers and growers everywhere. Coffee rust, or ...

In the course of studies on the nature of resistance of plants to disease, experiments were performed to determine the effect of stem rust (Puccinia graminis Pers. f. sp. tritici Erikss. and Henn., ...

THE recognition of the + and - strains in rust fungi and the way in which the bi-nucleate aecial condition must be preceded by myeelial fusion of + and - strains or the introduction of ...