Beneficial insects: HONEY BEES. BENEFICIAL INSECTS. Insects affect man’s welfare in many ways. Many insects are beneficial to man. Beneficial insects are divided in to two groups according to the nature of benefit derived from them. They are productive insects and helpful insects.
Insects affect man’s welfare in many ways.
Many insects are beneficial to man.
Beneficial insects are divided in to two groups according to the nature of benefit derived from them.
They are productive insects and helpful insects.
These insects produce certain substances which are useful to humans.
The important useful insect produce are honey, silk, and lac.
Honey bee are social insects.
They live as colonies.
They are active throughout the year.
They feed on the pollen and nectar of flowers.
The honey bees collect nectar from various flowers.
The nectar is swallowed by the bees.
In its stomach due to the action of enzymes certain changes happen to the nectar.
Later in the bee hive it is regurgitated and stored in chambers as honey.
In India, there are four different varieties of honey bees.
Only three species are useful in collecting honey.
Apis dorsata (rock bee).
This is the largest of the Indian honey bees.
It produces plenty of honey .
It builds large open single combs which may often be four feet long on tall forest trees.
It is not possible to domesticate them for the bee keeping industry.
This is the smallest of the three species and is known as the little bee.
It builds single combs, which are very small.
They are found hanging from bushes and corners of roof.
This is the common Indian honey bee.
Its size is intermediate between A.dorsata and A.florea.
This bee builds several parallel combs,generally in hollows of trees,on the walls, caves and similar protected spots.
This is the only Indian honey bee capable of domestication.
Apiculture or Bee keeping is the technique of rearing honey and wax from their comb or bee hives.
Honey has a high nutritive value.
It is estimated that 200 g of honey provides as much nourishment as 11.5 litres of milk or 1.6 kg cream or 330 g meat.
One gram of honey provides approximately 33 k.cal of energy.
Honey has laxative, antiseptic and sedative characteristics.
It is used in ayurvedic and unani systems of medicines.
It is helpful in building up the haemoglobin of the blood.
It prevents cough, cold, and fever.
It cures ulcers on tongue and alimentary canal.
It is also used in the preparation of bread, cakes and biscuits.
Bees wax is also a natural secretion of the worker bee from the glands located in the abdomen.
It is used in the manufacture of cosmetics, face creams, paints, oinments, insulators, plastic works, polishes, carbon papers and many other lubricants.
It is also used in microtomy for block preparation of tissues.