Black carp's silver carp subdues " Green evil spirit "

Black carp's silver carp subdues " Green evil spirit "
Black carp's silver carp subdues " Green evil spirit "
It is reported ' Reporter Zhao link all the intersection of reporter and Chen ZhiQiang) The duckweed, buoy grass overgrow in the river, it is too strenuous to salvage manually, use weed killer to pollute the environment, are there better methods? Recently, the new playground town of Pudong New Area utilized eating the grass carp to subdue " green evil spirit " ,Not only has repaired the water ecology, has but also realized the sustainable utilization of fish resources. Come into the new south village of garrison post of new playground, only see the harbour river of the Tao 's in front of the private residence of the village is limpid, the fish underwater walk. New the intersection of field and the intersection of town and the intersection of river and Tang Wei root, person in charge of administrative station, say river administrative station cooperates with new south villages and enterprises, the intersection of house and harbour, Cao pool the intersection of harbour,etc. and about overth water areas Tao to the south of new south the intersection of village and the intersection of great order and river, eat grass carp restriction " Green evil spirit " Explore the experiment. Last February, fries such as 700,000 tails of black carp, silver carp, black carp, bream,etc. threw in in certain proportion, Bai Lian, variegated carp consume planktonic organism, it is the natural enemies of the duckweed, buoy grass, and black carp, carp perch with the aquatic weed and bottom animal's spiral shells,etc., as the bait. Over one year, the fish that put in a suitable place to breed are grow fine, these fish consume the living beings in water effectively, reduce the eutrophication of water quality, thus play the function of water purification. It because if you can't if you can't manage at area, forbid, use electricity, hit, if you can't envelope by predatorinesses such as network,etc., last behavior, river crab, river shrimp, common eel,etc. wild resource that the general river nearly disappeared are getting many too. "Eat the grass carp in water middle reach, the duckweed, buoy grass are eliminated completely. " 8 river cleaners of the new south village talk that put in a suitable place to breed and eat the grass carp to sigh with deep feeling very much. "Utilize the naturally ecological fishery method to improve and repair the water ecology, it is a scientific means to safeguard the ecological balance. Will further popularize in the future. " New the intersection of field and the intersection of town and the intersection of river and the intersection of administrative station and person in charge say, put in a suitable place to breed, eat grass carp, restrain the aquatic weed from overgrow effectively, helped to improve the water environment again, took the sustainable utilization measure at the same time, prevented predatoriness from being caught, help to repair wild fish resources.


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