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10-15% of aquatic plants and hidden objects are planted shallowly at the edge of the pond to create an environment for lobsters to inhabit and shell and reduce mutual killing. The influence of water quality on lobster yield cannot be ignored. During the breeding process, the PH value of the pool water is kept between 7.5 and 8.5, and the transparency is 30-40cm. Fresh water should be added frequently, quicklime solution should be splashed regularly, water quality should be adjusted, and diseases and shelling failure should be prevented. 2. Feed feed reasonably. Lobsters will kill each other when hungry and under-fed, so the feeding amount must be sufficient. Lobster feed is animal and plant feed. Plant feeds are wheat, aquatic plants, rapeseed cakes, etc. Animal feeds are miscellaneous fish, miscellaneous meat, livestock viscera, etc. At ordinary times, the feeding time, feeding amount and feeding method are determined according to the habit of lobsters falling in the day and coming out at night and the density of lobsters in the pond. 3. Scientific fishing. Young shrimps can grow to commercial specifications in 60-90 days under the condition of suitable temperature and sufficient feed. The seedlings will be released in March and will be caught in rotation around June, selling large ones and keeping small ones.等我弄明白了一些事情，一定会全部告诉你的。只是如此一来，苏角将军的番邑防线就要承受数倍的压力……尹旭只是默默地听着，这也是个严峻的问题。于是，他便龟缩在砢威城内，任靖军如何叫战，再也不出来了。李天宠思索片刻后摇头道：不好，才刚刚任命，至少要一年半载的。The soldier first twitched after being stung, Then the gun fell out of his hand, and at last the whole population foamed at the white eyes of both eyes turned out. He lay on the ground and shivered twice before moving completely. Later, when examining the body, he found that his pupils had completely dispersed and his face had turned gray and black. At first glance, he died of acute poison. " Zhang Xiaobo said, through this narration, I can see that he is obviously a person with strong expression ability. He not only speaks vividly, but also has rich body language. Gestures and gestures are basically just right to match the language.客轮“极光号”神秘地撞上了多岩石的大海，威胁到整个岛屿和一名年轻女子及其姐妹的生命，她们必须通过寻找失踪的尸体以获得赏金来生存，同时也面临着在家中寻求庇护的游客的危险