The damaging stage of cotton jassid
A. Larva
B. Nymph and adult
C. Rub and adult
D. None of these
Answer: Option B
Solution(By Examveda Team)
The damaging stage of cotton jassid Nymph and adult.Jassids are also called Leaf Hoppers Adults are small greenish coloured insects. Edges of leaves curl and turn yellow and later become reddish-brown. The remainder of the leaf is often covered with small yellow spots on the lower surface. The leaves then usually dry up and shed.
Damage is caused by the nymphs and adults of Amrasca insect. They suck the plant sap and introduce salivary toxins which are capable of damaging the tissue and impairing photosynthesis.
Related Questions on Agricultural Entomology
The reduviid bug Sycanus collaris is a predatory of
A. Coconut rhinoceros beetle
B. Red palm weevil
C. Both A and B
D. Termites
Join The Discussion