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We have the intelligent experiment greenhouse of 10000 ㎡ and plant sugar-free tissue culture laboratory of 120 ㎡, and facilities such as artificial climate box, automatic meteorological observation station, full-automatic greenhouse environmental data acquisition system, soil temperature and humidity tester, actinography, photosynthetic speed tester, CO2 monitoring instrument, crop water potential determinator, crop physiological and biochemical tester, etc.

现有智能试验温室1000m2,植物无糖组培实验室120m2,以及人工气候箱、自动气象观测站、全自动温室环境数据采集系统、土壤温湿度检测仪、光辐射仪、作物光合效能检测仪、CO2气体监测仪、作物水势测定仪以及有关作物生理生化检测仪等数十套仪器与设备。

Propolis is a colloid substance comprised of the resin collected by bee from plant bud and twig, and the secretion of mandibular gland and the beeswax, which is greyish green or yellowish brown in color.

蜂胶是蜜蜂从胶源植物的新生枝芽处采集的树脂类物质,经过蜜蜂混入其上颚腺、蜡腺分泌物反复加工而成的胶状物质,多为青褐色、黄褐色。

The results indicated that in the mountainous areas of south and west Anhui, there were 46 and 37 species of nectariferous plants, and the distribution density of Apis cerena cerena population was 2.01 and 1.95 colony·km~-2 , respectively.

皖南山区和皖西大别山区蜜粉源植物分别为46和37种,中华蜜蜂群体数量多,分布密度分别为2·01和1·95群·km-2;江淮地区和淮北平原蜜粉源植物分别为17和12种,花期短而集中,且面积大,适宜于意大利蜜蜂采集与生产,中华蜜蜂群体数量少,分布密度分别为0·06和0·02群·km-2。胡蜂捕食影响蜜蜂种群消长与分布。

The origin time of agriculture should be back warded to the late Palaeolithic period, 10000 to 50000 years ago.

当初驯化的植物和驯养的动物可能多种多样,经过不断的比较和选择,原始人类最终将种植畜养的重点确定在少数几种动植物上,逐渐使之脱离野生状态成为栽培植物和家养动物,如籽粒丰硕易于保存的植物和性情温顺的草食性动物,随之他们也脱离了采集渔猎生活,进入了农业社会。

The honey made by collecting nectar or secretion from two or more than two kinds of honey source plants, or the mixture of two or more than two kinds of unifloral honey.

蜜蜂采集两种或两种以上蜜源植物的花蜜或分泌物酿造的蜂蜜,以及两种或两种以上单一植物蜂蜜的混合物。

The change patterns of the calorific values of eight dominant plant species on Xilin River fluvial wetlands were studied by oxygen bomb calorimeter, with the causes of the change patterns analyzed.

本文采集了锡林河湿地的8种主要植物,并用氧弹式热量仪测量其热值,阐述了这些植物的热值的动态变化规律,并对热值变化的原因作了探讨。

Different parts of twenty dominant plant species in five plantation communities on the subtropical hilly lands in Heshan of Gunagdong as well as the litters from three of the five plantation communities were sampled, and their gross caloric value and ash content were measured by using a PARR-1281 oxygen bomb calorimeter and a muffle furnace.

从广东鹤山南亚热带丘陵5种人工林群落中采集20种主要植物器官及3种群落凋落叶样品,利用PARR-1281氧弹热量计和马福炉分别测定样品的干质量热值和灰分含量,再计算去灰分热值;按器官、个体和生长型等比较分析植物的热值和灰分特征。

This paper base on 20 representative wild species with trade data such as Ginkgo biloba, Pinus koraiensis, Pseudoiarix amabilis. According to index, different house, bar code, keeping and have pictures or not, we can collect and input the herbarium information, then set up the representative species herbarium data-base model.

本文针对有贸易数据的典型野生植物标本银杏、红松、金钱松等20种,按照编号、馆别、条形码、库存及有无图片等统一数据库字段,进行标本信息采集、录入,建立有贸易数据的典型野生植物标本数据库模型,由四个独立数据库所构成。

With less vegetation and fruits to pick and less animals to hunt (caused by the increase of hunters and much sophisticated hunting skills), people gradually started to recognize and domesticate wild plants such as millets which were edible, drought-enduring and which had a short harvesting period. TheYellow River provided irrigation for the originally domesticated plants, which makes it the first region to have original agriculture.

由于可供采集的植物、果实之类减少,可猎取的动物数量由于猎手日增和手段提高也呈减少趋势,就逼使初民逐渐认识和驯化野生植物(如适于食用、耐干旱、生长期短的野生粟类),同时黄河及其支流为灌溉那些初步驯化的作物提供了条件,使黄河流域成为原始农业在中国的最早源地之一。

We collected leaves of C3 plant-R, eymosa Tratt from lower altitude of Molan, 450 m above sea level, to higher altitude of Ansun, 1330 rn above sea level, in limestone areas of southwest China at November 2001, and analyzed nutrient concentrations and carbon isotope compositions.

为了研究植物营养元素的含量和δ~(13)C值随海拔而变化的相关关系,沿着海拔450 m的贵州茂兰至海拔1330 m的贵州安顺一线,采集和分析研究了C_3植物——小果蔷薇(R.cymosa Tratt)的叶片。

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