请输入您要查询的字词:
单词
水产良种
释义
水产良种
Encyclopedia
农学
水产良种
释
aquatic improved varieties
水产良种
广义指生长快、品质好、抗逆性强、性状稳定和适应一定地区自然条件并用于养(增)殖生产的水产原种和新品种。狭义指水产新品种。即经多代人工选择育成的具有遗传稳定,并有别于原种或同种内其他群体之优良经济性状及其他表型性状的水产品种。
随便看
strictly hyperbolic equation
strictly hyperbolic system
strictly hypoelliptic
strictly increasing
strictly increasing function
strictly increasing homeomorphism
strictly increasing mapping
strictly increasing sequence
strictly isotone function
strictly local ring
strictly lower triangular matrix
strictly monotone
strictly monotone function
strictly monotone mapping
strictly monotone operator
strictly monotone sequence
strictly monotonic
strictly monotonic function
strictly monotonic mapping
strictly monotonic sequence
strictly negative function
strictly non-expansive operator
strictly nonexpansive operator
strictly ordered set
strictly plurisubharmonic function
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2025/5/17 17:36:56