Detecting Single Seeds of Small Broomrape (<i>Orobanche minor</i>) with a Polymerase Chain Reaction

Fig. 2. Distribution of small broomrape in red clover production fields in Oregon (data courtesy of T. Butler and R. Worth, Oregon Department of Agriculture). Infested (red dots) and non-infested (blue dots) fields are shown.



Image from Plant Health Progress article:
Detecting Single Seeds of Small Broomrape (Orobanche minor) with a Polymerase Chain Reaction