These semi chemicals may be used as plant protectants for target crops.
本文根据植物的化学防御与昆虫行为的协同进化，提出保护植物免受害虫威胁的植物保护剂和植物免害工程的理论和研究工作的设想。
This paper studied the effect of the cold hardiness of plant low temperature protection agent on the tomato seedlings.
采用由我们研制的植物低温保护剂对番茄幼苗抗寒力的影响。
Based on List of key wild plants under state protection, Chinese plant red data book and CITES, there are 33 families, 92 genera, and 162 species of rare, endangered and protected plants among which there are 29 key wild plants under state protection (Table 1).
根据《国家重点保护野生植物名录 (第一批 )》、《中国植物红皮书》及《濒危野生动植物种国际贸易公约》统计 ,五指山自然保护区共有保护植物和珍稀濒危植物162种 ,隶属于33科92属 ,其中国家重点保护野生植物29种。
According to available statistics, there are 23 families, 41 genera, and 50 species of National key protected plants in Fuling district, Chongqing city.
重庆市涪陵境内现有国家重点保护植物50种,隶属于23科41属。
Status quo in the researches in plant protection:a review of scientific communication during the 15th International Plant Protection Congress;
国际植物保护研究的发展现状与感思——第15届国际植物保护大会学术交流回顾
The major laws and regulations in plant protection in Germany;
德国植物保护方面重要的法律法规
there are 104 species of conservative plants in Chongqing.
根据《中国植物红皮书》和《中国重点保护野生植物名录》,不重复统计重庆市有保护植物104种,其中药用植物33种。
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
Declaration on Conservation of Flora, Fauna and Their Habitats
保护植物群、动物群及其生境宣言
Studies on Forest Plant Diversity and Key Protected Plants in Sanjiangyuan Nature Reserve;
三江源自然保护区森林植物多样性及其重点保护植物评价
A Discussion on Distributing Laws and Protected Grades of Protection Plants in Western Sichuan Province
川西保护植物分布规律及保护等级划分探讨
National Research Institute for Plant Protection
国家植物保护研究所
conservation of rare plants
珍贵稀有植物的保护
Plants cover the soil.
植物覆盖和保护着土壤。
spray application techniques for crop protection
植物保护的喷射技术
enforcing legislation for the protection of flora and fauna;
执行保护动植物的法例；
6. Plant variety protection 58
6．植物新品种保护
Technical specification for gardening plants protection of Shanghai
园林植物保护技术规程
Near East Plant Protection Organization
近东植物保护组织(近东植保组织)
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 human health or safety, animal or plant life or health, or the environment.
保护人类健康或安全、保护动物或植物的生命或健康及保护环境。
European and Mediterranean Plant Protection Organizatio
欧洲和地中海植物保护组织(欧地植保组织)
Regional International Organization for Plant Protection and Animal Health
植物保护和动物卫生区域国际组织
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
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