The so-called mycorrhizal fungi are found in association with nearly all plants in nature, where they deliver essential nutrients-specifically phosphate-to plants in return for sugar.
该真菌名为菌根真菌，伴生于自然界中的绝大部分植物。它通过为植物提供必需的营养成分——更确切的说是磷酸盐——以获得糖分。
Some hotels are reacting to this by trimming non-essential spending; using potted plants as decorations, for example, instead of fresh flowers that have to be replaced every day.
面对这种情况，一些酒店为了降低成本，便缩减了非必要的开支。比如说，在装饰方面用盆栽代替鲜花，免去每日更换鲜花的支出。
As a result, many plants and animals are at risk, as well as essential natural processes such as pollination by insects and the regeneration of soils by micro-organisms.
结果，许多动植物面临危险，昆虫传粉和微生物改良土壤等基本自然过程也面临危险。
Nutrients - it's essential to provide nutrients in some form during the growing season and then taper off to none when your plants are dormant.
营养——生长季里提供一定的营养是必要的，然后逐渐降低养分供给，到了休眠的时候就不要施肥了。
Essential oils of natural plants have shown strong antimicrobial activity and exhibited important prospect in exploitation of natural fungicides.
天然植物精油具有良好的抑菌能力，在粮食天然保鲜剂的开发应用中具有良好的前景。
An inorganic element, such as calcium, iron, potassium, sodium, or zinc, that is essential to the nutrition of human beings, animals, and plants.
无机元素无机元素，如铝、铁、钾、钠或锌，为人类、动物和植物营养必不可少的成分。
Transpiration, the crux for the bio-activity of plants, is essential for the physiological process of plants.
蒸腾作用是植物生命活动的关键点，在植物生理活动过程中具有重要的意义。
It is essential to know how arsenic is taken up by and how it metabolized in plants and microbe.
了解微生物和植物对无机砷的代谢机制，对认识和控制土壤中砷的风险至关重要。
To extract essential oils from plants.
从植物中提取香精油。
Sulfur is an essential nutrient for plants.
硫是植物的一种重要的营养元素。
Contain Compound Essential Oil extracted from diversified plants, with excellent skin care effect, relieve skin pressure, balance mood with the functions of beauty and skin care.
从多种天然植物中萃取出的复方精油，极具护肤效果，能有效舒缓压力、平衡情绪，具有美容、护肤的显著功效。
Raw coal washability curves provide essential basic data for management and design of coal preparation plants.
原煤可选性曲线是选煤厂管理和设计的必不可少的基础资料。
Essential Oils comes from the tireless enthusiasm of Dr. Malte Hozzel, a naturalist and teacher, who has a passionate interest in medicinal plants.
创立o shadhi精油的灵感来源于一个对医药植物有着无限激情的自然学家和教师：MalteHozzel博士。
Macronutrients. The macronutrients essential for plants include carbon, hydrogen, oxygen, nitrogen, phosphorus, potassium, magnesium, and sulfur.
大量营养元素对植物来说所必需的大量元素包括碳、氢、氧、氮、磷、钾、镁和硫。
Within that interaction, plants are essential design elements for us in terms of articulating a scale of an individual private garden as well as a complex landscape design.
从表现一座独特的私家园林的规模以及复杂的景观设计的角度而言，在这种相互作用当中，植物是我们设计的基本要素。
Osmotic regulation ability is an essential character for plants to salt tolerance.
渗透调节能力是植物耐盐性的最基本特征之一。
It contains the pest control essential oil abstracted from pure natural plants, safe and nontoxic.
天然精油驱蚤颈圈附有纯天然植物萃取的驱虫系精油，安全无毒性！
Its essential characteristics is to let people feel the beauty of sunlight, wind, water, land and animals and plants.
质朴化住区环境设计的本质特征是让人感悟阳光、、、地和动植物的美。
Micronutrients. The micronutrients essential to plants include molybdenum, boron, zinc, manganese, iron, copper, and chlorine.
微量营养元素植物所必需的微量元素包括钼、硼、锌、锰、铁，铜和氯。
L - asparagine is a non - essential , neutrall , genetically coded amino acid . it is a crystalline amino acid , found in many plants , that is easily hydrolyzed to aspartic acid.
天冬酰胺是一种非必需的中性晶体氨基酸，许多植物里都有，易于水解为天门冬氨酸。
The present situation of medicinal plants resources in Liupan Mountain, analyses several essential problems in exploitation and the reasons for the medicinal resources reduction is introduced.
本文对六盘山地区药用植物资源开发利用现状进行了调查与分析。
Boron is one of the essential micro elements for plants.
硼是植物必需的一种微量元素，缺乏时植物根的生长被抑制。
Umbelliferae plants mainly contain essential oil, coumarin, chromone and glycoside.
伞形科植物的成分主要有挥发油、香豆素、色原酮及其苷类。
Phosphorus was not only the essential nutritional element for plants and animals, but also significant factor of environment pollution.
磷不但是动植物必需的营养元素，也是重要的环境污染因子。
It involves the inhalation of concentrated essential oils extracted from plants and flowers.
它涉及吸入精油从植物中提取、浓缩鲜花。
Potassium is a major nutrient in higher plants, which together with nitrogen and phosphorus is known as the "three essential factors" of plant nutrition.
钾是植物生长发育所必需的大量元素，是与氮、磷并列的植物营养的“三大要素”之一。
Potassium is a major nutrient in higher plants, which together with nitrogen and phosphorus is known as the "three essential factors" of plant nutrition.
钾是植物生长发育所必需的大量元素，是与氮、磷并列的植物营养的“三大要素”之一。
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