Mango shoot gall maker (Apsylla cistellata ,Psyllidae, Homoptera)

Damaging stage :- Nymph

Damaging symptom:-cone shaped gall present axillary and apical bud.

Identification :-

• Egg:- White, on either side of midribs of single leaf .
• Nymph:- flat and pale yellow color , present inside gall , if absence of young bud . Newly emerged nymph donot survive . 6 nymphal instar .
• Adult :- Black head ,thorax and light brown abdomen, ash color wing.

Management:-

• Remove egg mass from leaves , purn and defoliate new growth
• Mostly insecticideare ineffective due to nymph present inside gall
• 2-3% tar oil (Produced from coal ,wood ,petroleum or peat ) 4 times at 10 days interval during egg laying period
• Spray of metasystox 04% thrice during hatching of egg
• Mango tree sprayed with Dimethoate 0.03%result lesser number of gall
• used resistant varieties Alphanso, Himsagar, etc.