Spring fish pond should yield a good

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Spring fish pond should yield a good

The critical period. Practice has proved that high-yield fish ponds, to reduce fish disease, to avoid species loss, to obtain stable and high yield, in the practical work should be a good three tests. First off protective custody. Species have been put around the Spring Festival is completed, the spring pond, once damaged, difficult to purchase to the appropriate species. Even if the share that catch fish by re-running operations such as transport, easy to damage. Into the pond will take some time after the restoration and adaptation of their normal feeding and growth. In the case of fish poisoning incidents such as stealing from the day I lost the species, to make up put species, number of species is more difficult to grasp. These are fisheries production will bring irreversible damage. Therefore, to strengthen the management of fish in spring, the good protection off. Second, feeding off the spring when the water temperature stable fertilizer at 10 �� or more, feeding a timely manner. But because of low water temperature in spring, winter by winter fish consumption, poor health, poor appetite, feeding should be concise, generally 10 to l2 in the morning when the water temperature is high, fish weight of 0.5 by Sima feeding time cracking a 2.5 bean cake,[link widoczny dla zalogowanych], bean dregs of fresh peanut cake,[link widoczny dla zalogowanych], wheat bran and other concentrated feed. Of herbivorous fish to put in ryegrass,[link widoczny dla zalogowanych], tender leaves and fresh vegetables and wheat straw, the palatability of green feed, the amount of each feeding to 3-4 hours after eating appropriate. Grass carp polyculture with other fish, first to vote green material, and then vote concentrate. Herring can be put on the amount of fresh clams and other snails. Early in a timely manner while maintaining top-dressing was yellow-green or dark brown water, transparency, 25-3o cm. To meet the plankton growth, development,[link widoczny dla zalogowanych], reproduction needs, silver carp, bighead carp filter-feeding fish with a more natural food. Generally should be in the sunny morning of manure was applied. Search 130's per day is about 1o a, 75o kilograms of fertilizer per hectare to 3000 kg, was applied to the bottom than the basal amount of fat or large pond. Spring top-dressing can be properly reduced. The third is related disease prevention. Spring water temperatures rise, the number of various types of pests are increasing incidence of species and easy. Feeding to master feeding, fertilization methods, attention to water quality regulation and disease prevention. Expected to be fed a variety of fine fresh no mildew, Piao clam class should be fresh, not folders impurities. Feeding amount should not be too large. To avoid illness and bait fish and feed destroy water quality; grass to fresh, palatable, clean, dirty place from ditches and other various aquatic plants collected, feeding bleach solution before soaking 2o 6ppm required 30 minutes or a direct spill disinfection. Class to be fed chopped vegetables. Leftovers promptly remove the residue; necessary, such as grass carp feeding on fish feed in the mix in the amount of fine salt 5 large garlic or add hiss gold mold claims (or oxytetracycline residues) for drugs bait feeding; applied into all kinds of manure need to be fully fermented. If fresh manure applied lime to be added l cracking disinfected to prevent bacteria into; regularly with bleach or copper sulfate basket in the disinfection of drinking games around the hanging bags. A water temperature 15 �� 18 ��, the first with a 30ppm 2O sprinkle lime over the entire pool,[link widoczny dla zalogowanych], every 3-5 days and then 0.3 9O cries of a crystal trichlorfon O. 5PPm sprinkle over the whole pool disinfection. Days after repeated every L5; As temperatures rise, gradually reduced to 1-1.2 meters of water, according to water quality fertilizer feeding every 7-1O-day water once every 5-1O cm water to keep alive the cool water. Need to prevent predators into the water. The case of a string of pond fish diseases need to check in advance. Fish disease to prescribe the right remedy is found immediately, and take complementary measures (such as changing the water isolate, and stop feeding, etc.) prevent the spread of fish diseases.