preservation of silkworm eggs是什么意思

网络释义

用法例句

All these make the Act one of the most effective ones concerning species protection,providing a solid support for the species\' continuous existence.

美国《濒危物种法》的立法宗旨体现其先进的环境立法理念,造就其凌驾于行政之上的濒危物种优先权、广泛的保护范围和强大保护效力和公民诉讼制度等,使其成为世界范围内最强有力和卓有成效的物种保护法律,为物种的持续生存提供坚实的法律保障。

Theoretical basis for species conservation:from the theory of island biogeography to metapopulation dynamic theory;

物种保护的理论基础——从岛屿生物地理学理论到集合种群理论

Relationship between the species conservation and agrolandscape patch in Daka, Xishuangbanna;

西双版纳大卡老寨农地景观与物种保护的关系

The paper made a simple introduction and analysis on the related polices of the Act,and summarized the main characteristics of the law and its policies,then made a comparison and analysis between the Endangered Species Act and its policies with similar regulations of China,and pointed out the problems needed to be resolved urgently regarding wild species conservation in China.

对美国《濒危物种法》及其配套政策措施进行了介绍,对其特点进行了分析总结;在此基础上,通过比较分析,提出我国在野生物种保护的法律法规和保护实践方面有待加强和改进的方面。

It aims to resolve problems related to the protection of species, nature and wetland.

主要解决物种保护、自然保护、湿地保护等问题。

6. Plant variety protection 58

6．植物新品种保护

International Association of Plant Breeders for the Protection of Plant Varietie

国际植物育种员保护植物品种协会

An overview on biodiversity and its protection in Maolan Nature Reservation

茂兰自然保护区生物物种多样性及其保护

Comparative Study on International Protection and Domestic Protection for Plant New Varieties;

植物新品种国际保护和国内保护比较研究

Protection of New Varieties and Development of Growing Industry;

植物新品种保护与种植业产业的发展

Protection of New Plant Varieties and Development of Scientific Seed Industry;

植物新品种保护与种子科技产业发展

Study on Species Diversity and Conservation of the Flora of Yunbaoshan Nature Reserve, Guangxi, China;

元宝山植物物种多样性及其保护研究

MUSEUM AND PROTECTION OF ENDANGERED SPECIES OF GRASSLAND IN INNER MONGOLIA;

博物馆与内蒙古草原濒危物种的保护

On the Gumnospermae Flora and the Main Point Protected Species of Sanqingshan Mt.;

三清山裸子植物区系及重点保护物种

Study on Species Diversity and Protection of Seed Plants in the Luanheshangyou Nature Reserve;

滦河上游自然保护区种子植物物种多样性及其保护研究

Moreover,there are 18 species of state protected plants and 8 species of rare plants in this flora.

此外,本区系有国家保护植物18种,稀有植物8种。

A protective covering or sheath.

鞘一种保护性的覆盖物或套

cloth that covers the chest or breasts.

保护胸部、乳房的一种衣物。

International Union for the Protection of New Varieties of Plants [UPOV]

保护新品种植物国际联盟

International Convention on the Protection of New Varieties of Plants

保护植物新品种国际公约

Product brief of administrative protection of pharmaceuticals: genetic engineeri ng drugs

药品行政保护品种介绍:基因工程药物

This island is maintained as a sanctuary for endangered species.

那个岛继续作为濒危物种的保护区。