This document discusses pests and diseases that affect various oil crops grown and studied at KALRO Njoro including sunflower, soybean, and canola. For sunflower, it describes the use of cytoplasmic male sterility lines for hybrid seed production and lists diseases like stem and head rot, downy mildew, white blister rust, and charcoal rot. It also discusses viral diseases and pests such as cutworms, bollworms, and aphids. For soybean, it lists diseases like frog eye leaf spot, soybean mosaic virus, bacterial blight, and purple seed stain and describes their symptoms and control. It also discusses pests such as semi-loppers, cut