Guru GyaanAgroStar Agronomy Centre of Excellence
• Farmers often rely on chemical pesticides for the pest control in their crops.
• The population of natural enemies constantly decreases due to continuous use of insecticides.
• Sometimes, the use of pesticides does not even control the pest and results in outbreak of the pests.
• Natural enemies are surviving on eggs, caterpillars or pupae of the insect pests and hence different stages of insect pests are necessary for their survival which farmers destroyed them by using deadly poisonous insecticides.
• For the purpose, growing of different crops in small area in the field is known as “Entomophage Park”.
• The strength of egg lying and other genetic qualities is decreased during multiplication of natural enemies in laboratory after some times. Under these circumstances, bringing of natural enemies from this park and rearing for the farmers again.
• In how much area to be built this kind of park is depend on the farm size. If you have one hectare of farm i.e. about 2.5 acre, at least one or two guntha land is required for this park.
• Selection of crops under this park is depending on area-wise.
• Generally crops like maize, lucerne, bidi tobacco, Hy. Cotton, marigold, Sonamukhi (Senna), cowpea, sorghum, cassia, lantana, Napier grass, zinnia etc. should be selected.
• All kinds of cultivation practices should be following to maintain these crops except spraying of any kind of insecticides.
• Do not wish for any produce from these crops planted in this park. These are only for predators & parasites.
• Some natural enemies seek shelter when spraying of highly toxic pesticides in fields.
• The populations of ladybird beetles, Chrysoperla, Trichogramma, Geocoris, spiders, Bracon, syrphid fly like natural enemies are maintained.
• Plants like maize, cosmos, and tobacco in this park provide the necessary nectar and food to the adult’s insects of parasites.
• This kind of park can be made in the field or adjoining waste land.
Source: AgroStar Agronomy Centre of Excellence
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