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A tropical or semitropical evergreen cultivated for its edible fruit .

葡萄柚一种热带或亚热带常绿,因其果实可食而被栽培

A tropical or semitropical evergreencultivated for its edible fruit.

葡萄柚一种热带或亚热带常绿,因其果实可食而被栽培

For modern flower growers, the equivalent of the Semper Augustus is the blue rose, which horticulturalists have longed for since the Victorian period.

在现代花卉栽培者看来,堪与"永远的奥古斯都"相提并论的唯有蓝色玫瑰。

For modern flower growers, the equivalentof the Semper Augustus is the blue rose, which horticulturalists have longed for since the Victorian period.

在现代花卉栽培者看来,堪与"永远的奥古斯都"相提并论的唯有蓝色玫瑰。

The effects of CBF1 on cold tolerance,growth and development of low-temperature sensitive plant were investigated by delivering Arabidopsis CBF1 gene(cbf1) concatenated with GUS gene into tobacco.

温度是决定植物地域分布的主要限制因子,是在栽培条件下影响着农作物及园艺作物等的产量和品质的主要因素。

Therefore, common reed cultivation is estimated to sequestrate 57.3 and 33.8 Mg CO2 ha-1 in fallow paddy and in river strand, respectively, and the mowed shoot can supply bioenergy production.

在休耕水田与河岸泥滩栽培芦苇,估计每年分别能固定57.3 与33.8 Mg CO2 ha-1,收获之草秆可做为生质能源原料。

Seedlings of Parthenocissus heterophylla, Campsis grandiflora, Ficus pumila, Euonymus fortunei and Psychotria serpens were planted uniformly along the foot of a cement wall and then half of them were shaded from 90% of the natural light. After growing for a period of time, some indices, such as capacity to adhere to walls, covering landscape, leaf chlorophyll content, and Pn at different photosynthetically active radiation were investigated.

爬墙虎、凌霄、薛荔、扶芳藤和蔓九节5种爬藤植物沿水泥墙角均匀栽培,并作遮光处理,生长一段时间后观测它们对墙体的附着力、景观覆盖效果、叶片叶绿素含量,以及不同光合有效辐射下的净光合速率等指标。

This expert system is constructed on the GIS and the SQL sever database management system.

本文介绍了红三叶栽培管理专家系统的设计思路与结构体系。

Dongshizao is a new choiceness variety of shaddock by Test Station of Dongfeng Farm.

东试早柚是国营东风农场试验站选育出的优良柚子新品种,文章叙述了东试早柚的选育经过,品种特征和栽培技术。

Because the area is not wide, the leading industry is characterized by projects of development. The construction of the Eco-area is very important in the regional development. The Eco-area should achieve the following objectives. 1 Has perfect shelter-forest in the seacoast, clean sea beach and the greenbelt area accounting for more 50% of the total area. 2 Has the system of collection and disposal of rubbish, the system to make economize use of water. 3 In agriculture, try best to use little chemist. 4 makes the ecological the theme; lays down regulations on the tourism, cultural knowledge spreading and bodybuilding. But we should pay more attention to the disadvantages.

由于所涉及的区域面积不大,主导产业主要以开发项目的形式表现出来,生态旅游度假区建设项目是生态旅游业发展的主要环节,应达到如下标准:一是有完善的海岸带防护林,清洁的海滩,生活及活动区的绿化面积达到50%以上;二是区域内建有完善的生活垃圾收集、处理系统,节水设施和稳定塘污水处理系统;三是农业以绿色产品为标准,栽培、管理、贮藏加工过程都尽可能减少对农用化学品的使用;四是以生态为主线,建成含旅游活动、科普宣传、饮食文化和健身休闲等为内容的设施和综合管理规章。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力