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04/08/2021 7:23 pm
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Pheretima posthuma is highly useful as
(1) they are used as fish meal
(2) their burrows make the soil loose
(3) they kill the birds due to biomagnification of chlorinated hydrocarbons
(4) they make the soil porous, leave their castings and take organic debris in the soil
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04/08/2021 7:24 pm
(4) they make the soil porous, leave their castings and take organic debris in the soil