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    怎样预防鱼类过饥过饱
    来源:http://www.yunsyb.com  2017-03-01 11:45:27

    一、怎样识别饥饱
    First, how to identify the hunger
    1、看吃食时间长短 投食后在半个小时内吃完为正常。不足半小时吃完表明投食不足,可能还有一部分鱼没有吃到或没吃饱,应在下次投喂时适量增加;如延长至半个小时后未吃完而鱼群已离开食场,这种现象表明饱食有余,下次可酌情减少。
    1, eat the length of time after feeding in half an hour after eating is normal. Less than half an hour after eating that insufficient feeding, there may be a part of the fish to eat or not eat, should be at the next feeding time increase; if extended to not eat for half an hour after the fish has left the food field, this phenomenon indicates that the full discretion to reduce the surplus, next time.
    2、看鱼类长势 四五月份鱼类开食后,吃食一天天增加,在一周投喂计划里,要看周初与周末的变化。如果投的数量每天一样,到周末时,在半个小时内就已吃完,表明鱼的体重增加了,吃食量上涨,没有吃饱,要增加。
    2, look at the fish fish growth in April and May opened after eating, eating increases day by day, in a week of feeding plan, to see the beginning of the week and weekend changes. If the number of the same every day, to the end of the weekend, in half an hour has been eaten, indicating that the weight gain of fish, eat up, not eat, to increase.

    济南二手鱼缸回收
    二、怎样预防鱼类过饥过饱
    Two, how to prevent fish over fed hunger
    在给观赏鱼投喂时一定要掌握"四定"原则,便可有效防止鱼类过饥过饱。
    To feed the fish must grasp the "quality" principle, can effectively prevent the fish over fed hunger.
    "四定"即:定时、定量、定位、定质。有些鱼友经常忙到忘记喂食,或出差停食几天的大有人在;有的对饲料保管不严,霉变后未经处理直接投喂; 也有的有什么投什么,有多少投多少,没有就不投。
    The "four" namely: timing, quantitative, qualitative and positioning。 Some fishing friends often too busy to forget to feed, or travel a few days of taking some of the feed storage There are plenty of people who; lax, mildew after untreated feeding directly; others have what what to invest, how much how much investment, no do not vote。
    古人云"停食一天,白长三天",以上这些做法都是养不好鱼的主要原因。而多投食,既浪费饵料,增加了开支,水质也容易变坏,更会使
    The ancients said "stop one day, white long three days, these practices are the main reasons for raising good fish. And more food, not only a waste of food, increased spending, water quality is also easy to deteriorate, but also make
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