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Give the salient features of lac insect and plant names on which it is cultivated.

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Salient features of Lac Insects:

  • In lac insect, males & females are separate i.e. it shows sexual polymorphism. Male length is 1.2 – 1.5 mm and red in colour.
  • They are small in comparison to female. Female has a soft body and oval in shape. Females are big and 5 mm in length.
  • The body is indistinctly divided into head, thorax and abdomen. It is dark red in colour and does not have wings. Female lives in the resinous sac.
  • Female gives 200 – 500 eggs in the resinous sac After 6-week first Instar larva comes out. It is called Nymph.
  • They are active and accumulate at the small soft twig of a succulent tree. They secrets lac from their skin gland Nymph which gets dry when coming in the contact with air.
  • Present on the skin takes sap as a nutrient from succulent plants. After 6 to 8 weeks due to metamorphosis nymph change into 70% wingless females and 30 % males with wings.
  • In every year 2 times they complete their life cycle (Oct Nov and June – July). On nutritious plant.

Lac insect sucks sap using its appendages. Quality of Lac depends on the type of plants. Kusumic lac is the best lac which is obtained from Ber & Palas plant

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