colourless to pale white in colour. The nymphs resemble the adults in general body form but it lacks wings and are smaller. Nymph development time is…
ed. Eggs are usually found on the underside of leaves. They have an oval body that is rounded at the rear end. Their colour can vary from orange,…
ng (HLB). Nymphs and adults of the psyllid take the bacteria into their bodies by feeding on bacteria-infected plants and then disease is spread when…
dark brown spot on the abdomen and several transverse black bands across the body. Nymphs that develop into winged adults are often pink or red in…
depressions, and rarely on stems or petioles. There are four larval instars. The body tapers at both ends and is green, sometimes suffused with pale…
tobacco whitefly ( Bemisia tabaci ) are held vertical and parallel along the body. Damage symptoms The larvae of whitefly need a lot of protein for…
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