Physiology of Plant Diseases

Degradation of host plant tissue by pathogens; breakdown of cellulose; unienzyme theory; two enzyme theory and multi-enzyme theory.

Degradation of host plant tissue by pathogens; breakdown of cellulose; unienzyme theory; two enzyme theory and multi-enzyme theory; Pectic substances; mechanisms of wilting - physiological wilting and pathological wilting; production of toxins blocking of vascular elements by substances Tyloses; Production of enzymes by parasites; Production of substances with growth regulating activity; Respiration of diseased plant; Plant vigor and protection