species selection的例句大全

preliminary report on tree species selection for cultivation of lentinus edodes

优良菇木树种选择试验初报

Some suggestions and strategies were put forward for street tree species selection and configuration, based on current natural condition in Shenyang and the criteria for the selection of street tree species.

根据城市的自然条件和行道树的选择标准，提出了沈阳市行道树树种选择与配置的对策与建议。

Study on species selection and allocation in regeneration of farmland shelterbelt

农田防护林更新树种选择及配置模式研究

Species Selection for Bamboo Base Construction of Jinping County

金平县竹子基地建设中的竹种选择

Fruit Tree Species Selection and Innovation Countermeasures of Heilongjiang Province

黑龙江省果树品种选育及创新对策

Research of coniferous plant species selection for sand binding afforestation on Mu Us sandy land

毛乌素沙地固沙造林针叶树种选择的研究

Species Selection and Restocking Technique for Artificial Releasing in Lake

湖泊人工增殖放流品种选择与放流技术

Tree Species Selection of Optimization Pattern of Sand Control Forest and Their Arrangement

防风固沙林优化模式的树种选择及其配置

a plant species selection model for revegetation of abandoned land contaminated from coal mining activities

煤矿废弃地植物恢复品种选择模型研究

species selection for public benefit forest construction of simao prefecture

思茅地区公益林建设树种选择

Approaching the Sea Coastal Protective Forest System Construction and Tree Species Selection in Xiamen City

厦门海防林体系建设与树种选择的探讨

The interplanting of grass strip-a new tillage method of water and soil conservation and its effect on water and soil erosion control, as well as planting methods and grass species selection were introduced in the paper. The developing tendency of this method was also discussed.

介绍了水土保持耕作法&草带间作，以及它在控制水土流失方面的作用，草带种植的几种方式，草带草种的选择等，并对这种治理坡耕地措施的发展趋势进行了展望。

Selection and configuration of street tree species in Shenyang

沈阳市行道树树种的选择与配置

Introduction and selection of Chinese jujube species Choice

枣树优良品种引种及选择试验

Starting from sustainable development of city, this paper analyzes structuring framework of modern ecological city. According to demand of ecological city construction, this paper makes a discussion on vegetation, air change, selection of tree species, etc.

以城市可持续发展为出发点，分析了现代生态城市的构建框架，按生态城市的建设要求，从城市的植被、空气变化、树种选择等方面进行了探讨。

selection and application of suitable stock enhancement and releasing species in the east china sea current situation and existing problems of aquatic species enhancement and releasing in shanghai water area

东海区适宜增殖放流种类的筛选与应用上海市水域水生生物增殖放流现状和存在问题

These growing wild species express the characteristics of stress tolerance, resistance to disease and pest insect, high quality under the severe competition and selection of nature.

这些野生种在自然界的严酷竞争和自然选择条件下形成了许多优良特征特性，特别表现在抗逆性、抗病虫害、品质等方面。

As we know, this theoretical proposal emphasizes the dimensions of species, aptitude and natural selection.

正如我们所致, 进化论强调物种的量纲, 倾向和自然选择.

On Nov. 24, 1859, British naturalist Charles Darwin published "On the Origin of Species," which explained his theory of evolution by means of natural selection.

1859年11月24日，英国博物学家查尔斯·达尔文发表“物种起源”，解释了自然选择进化理论。

Studies with Microtus species support the hypothesis that monogamy may evolve under harsh conditions, while also suggesting that female sexual selection may help to maintain monogamy.

对田鼠属的研究不仅证实了单配制起源于艰苦的生存条件的假说，而且还证实了雌性性选择可能有利于维持单配制。