Vidyalelo
Agriculture · Q647

Agricultural Entomology

Graduate and Post Graduate · Agriculture · question 647

Q647

Sorghum shoot fly lays egg on

A.
Lower surface of leaf blades
Answer
B.
Upper surface of leaves
C.
Flowers
D.
None of these

Answer: Option A

Solution

Answer: Option A
Solution:
Sorghum shoot fly lays an egg on lower surface of the leaf blades.
Eggs of shoot fly are cigarette shape, white coloured laid generally singly parallel to the midrib on the undersurface of the 3rd to 5th leaf.
Under high shoot-fly pressure, there may be several eggs on the same leaf. Sometimes, as many as 25 eggs may be laid on the same seedling.