The rust diseases encompass a large group of pathogenic fungi that infect an equally large …
Plant Diseases
Understanding Plant Diseases by Looking at Their Human Counterparts
By Dr. Thomas T. Yamashita
Many plant diseases have counterparts in human ailments. For example, the disfiguring disease crown gall. …
Almond Hull Rot (Brown Rot) – Treatment & Management
By Dr. Thomas T. Yamashita
Almond hull rot is a damaging disease. The freshly opened hull is colonized by either …
Tobacco Mosaic Virus (TMV) of Tomatoes – Identification & Treatment
By Dr. Thomas T. Yamashita
The tobacco mosaic virus (TMV) is one of many viruses of the genus tobamovirus, which …
Pierce’s Disease of Grapevines – Identification & Treatment
By Dr. Thomas T. Yamashita
Pierce’s disease—sometimes referred to as Anaheim disease as it was first identified in Anaheim in …
What are Vector-Borne Plant Diseases?
By Dr. Thomas T. Yamashita
Many pathogenic diseases—diseases caused by viruses, bacteria, spores, or other organisms—are initiated through ‘passive transmission.’ …
