如何写池塘经济效益提高相关

论文片段—ures中图分类号：S964.3文献标识码：A论文编号：在养殖中,大量使用人工配合饲料,动物性蛋白质缺少,能量偏高,营养不全面,天然饲料缺乏。-以上为可参考的写作提示如何提高池塘养鱼的经济效益
摘要：鱼类觅食、避害活动少,加之水质环境的不良影响,造成人工养殖鱼类的体色变淡,鱼肉粗蛋白与生鱼虾相比下降,粗脂肪比野生鱼少，并且池塘鱼类的空壳重下降,可食减少,体型规格不整齐,品味也与野生的相媲美,影响到池塘养殖鱼类的商品.就如何提高池塘养鱼的经济效益措施做以概述。
关键词：经济效益；池塘养殖； 措施
Abstract: fish foraging, risk-erse activity less, and the bad influence of water environment, often cause farmed fish body color becomes weak, fish protein and raw fish down compared, crude fat than wild fish less, and the pond fish shell of weight, can reduce food part of that size specification not neat, taste cannot and wild comparable, affect the pond fish breeding of commodity prices. In this paper is how to improve the economic benefits of fish pond measures to do in the paper.
Keywords: economic benefit; The pond and breeding; measures
中图分类号：S96

4.3 文献标识码：A论文编号：

在养殖中,大量使用人工配合饲料,动物性蛋白质缺少,能量偏高,营养不全面,天然饲料缺乏。-以上为可参考的写作提示