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Strains arbuscular mycorrhizal fungi were used to study the effects on cucumber growth, yield and quality of fruit in organic soil and ordinary soil cultivation under greenhouse.

研究了2种丛枝菌根真菌在有机土基质和普通土壤中对温室黄瓜生长、产量及营养品质的影响。

However, the area is less studied than other areas of endophyteresearch world wide. Therefore, a series of experiments were carried out in laboratory,glasshouse and field to compare the responses of endophyte infected plants andendophyte free plants of perennial ryegrass varieties to 10 fungal pathogensisolated from turf type ryegrass in Lanzhou. The pathogens used in the experimentswere Alternaria alternata、Bipolaris sorokiniana、Fusarium avenaceum、Curvularialunata、Ascochyta leptospora、Fusarium acuminatum、Fusarium chlamydosporum、Fusarium oxysporum、Fusarium solani and Gliocladium roseum. In addition, someprotective enzymes activity and alkaloids contents of E+ and E- plants were measuredand LpsA gene of the common strain - Lp19 and mutant strain -AR1 of Neotyphodiumlolii were sequenced to identify their ...

本研究在初步明确兰州市坪用黑麦草内生真菌及其病原真菌多样性的基础上,在实验室、温室和田间开展了系列研究,比较了带内生真菌和不带内生真菌的黑麦草在离体和整株条件下对细交链孢、离蠕孢、燕麦镰孢、新月弯孢、小孢壳二孢、锐顶镰孢、厚垣镰孢、尖镰孢、腐皮镰孢和粉红粘帚霉等10种病原真菌的抗病性,测定了E+和E-植株数种保护酶活性及其生物碱含量的变化。

The industry has made some strides in reducing the impact of its operations on a project-by-project basis - so, for example, the amount of greenhouse gas emissions that are produced per barrel or the amount of water that must be withdrawn from the Athabasca River to produce a barrel of oil.

随着一个又一个项目的兴起,新建立的工业已经大大减弱了这一地区的这种影响力--例如,每生产一桶石油所释放出的温室气体数量,每生产一桶石油所消耗的阿萨巴斯卡河的水量,它们都在一点一点地让这片森林失去它原有的功能。

The whole world will open the big eye to look without parallel in history national swimming center may attemperation giant greenhouse be possible to support independently skeleton earthquake resistance performance remarkable may fight fire voluntarily film outer covering you can imagine with this gadget build the house?

全球将睁大眼睛看着空前绝后的国家游泳中心一个可以自我调节温度的巨大温室一个可以独立支撑的骨架抗震性能卓越可以自行灭火的薄膜式外壳你能想象用这玩意盖房子吗?

Laboratory and greenhouse experiments were conducted to determine if the autotoxic effect is responsible for continuous cropping obstacle of chrysanthemum " Gaoyataizi" and the autotoxic effects of different parts from continuous cropping chrysanthemum on seed germination and seedling growth, cuttings rhizogenesis and the growth of potted-chrysanthemum "Gaoyataizi".

为此本论文旨在以连作障碍典型品种之一的'高压太子'为材料,采用室内生测及温室盆栽对菊花的自毒作用进行如下研究探讨:自毒作用是否是导致菊花连作障碍的因素之一;菊花不同部位水浸液处理对自身种子萌发、幼苗生长、扦插生根及盆栽菊花生长及其重要生理生化过程的自毒效应。

The hexane extract of ECBmoth scale increased the rate of parasitism of host eggs greatly in laboratory. It wasable to increase parasitism of ECB eggs by T. ostriniae by spraying corn plants with awater extract of creeping mung bean leaves.

在实验室条件下,玉米螟雌蛾鳞片提取液能明显提高赤眼蜂的寄生率,在温室中匍匐型绿豆叶片提取液能明显刺激赤眼蜂的搜索行为,并显著提高处理区的寄生率。

In Shandong province,the solar energy casted on inside floor,backwall,back slope and sidewalls are about 65%,20%,10%,and 2~5%,respectively,when no plant in the optimized OSPG.

对山东地区的优化一面坡温室而言,在12月21日,室内无作物时,室内地表、后墙、后坡和东西侧墙上获得的太阳能分别占进入室内总太阳能的65%、20%、10%和2%~5%左右;当室内有充分发展的番茄冠层时,室内主体水平面和后墙上获得的太阳能有所降低,冠层南立面上获得10%~20%的太阳能。

Thus, Dr Bala's model can be told to replace all the world's forests with

以往大多数气候变化模型,是根据温室气体排放计算地球如何吸收和辐射热量,但这次的模型囊括了诸多分支领域:碳是如何循环的,该循环又是如何影响气候的。

We can set up a system for capping greenhouse gases.

我们可以建立一套控制温室气体排放的体制。

We can set up a system for capping greenhouse gases.

我们可以建立一套控制温室气体排放的机制。

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推荐网络例句

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