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- free living nitrogen fixation 自生固氮作用
- Dinitrogenase The enzyme that catalyzes NITROGEN FIXATION. 固氮酶：能催化固氮反应的酶。
- Among the blue-green algae are many species of nitrogen fixation. 许多种蓝藻有固氮的能力。
- Mycorhizae perform the function of nitrogen fixation and storage. 菌根起着固氮和贮氮的作用。
- The alder nitrogen fixation promoted growth of the after crop. 十年生桤木林采伐迹地上;桤木固氮改良土壤;并促进后续植物的生长.
- Nodule bacteria are very good at biological nitrogen fixation. 根瘤菌是生物固氮的能手。
- Viewed from Lu Xun's life and thought expressed on his works, the theoretical strongpoint of "to be a man" is man's free living. 考察鲁迅生平和著作所显现的思想脉络可以看出，他“立人”的理论支点是人的自由存在。
- Anoxygenic phototrophic bacteria (APB) are good model organisms used to study the origin and evolution of life, photosynthesis and nitrogen fixation mechanism. 不产氧光合细菌(APB)一直是研究生命起源与进化、光合作用和固氮机理的良好模式生物。
- Biological nitrogen fixation (BNF), which provides all the plants on the globe with 75% of fixed nitrogen, is one of the important projects in life science. 生物固氮为全球的植物提供75%25的氮素,是生命科学中的重大课题。
- Characteristics of Symbiotic Nitrogen Fixation by Sesbania cannabina. 普通田菁的共生固氮特性
- Conclusions Acanthamoeba is an opportunistic pathogenic free living amoeba which can produce fatal GAE. 结论棘阿米巴是一种机会性致病的自由生活阿米巴，可引起人的致死性肉芽肿性脑炎。
- The growth period, nitrogen fixation, growth condition and other growth characteristics of Nostoc. sp were studied. 摘要研究了念珠藻的生长周期、固氮特性、生长条件等生长特性。
- If you are willing to help us for no fee, we can provide free living accommodations and your transportation fees to get here. 如果您愿意无偿的帮助我们，我们可以提供免费住宿和您来回的车费。
- Distribution and Effect of Molybdenum on Nodulation and Nitrogen Fixation in Myrica rubra Sieb. Et Zucc. 钼对杨梅结瘤固氮的影响及在植株体内的分布。
- Other free living organisms such as bacteria of the genera Pseudomonas and Bacillus and fungi belonging to the genera Penicillium and Aspergillus can solubilize P in soil through. 其它的一些自生型的微生物如假单胞菌和芽孢杆菌及青霉菌属、曲霉菌属的真菌都能溶解土壤中的磷。
- Plants have been genetically adjusted to perform nitrogen fixation and to produce their own pesticides. 植物已有基因上的调整,以进行固氮,并产生自己的杀虫剂。
- Objective To improve the methods of cultivation, preservation and staining of free living amoebae and make use of these amoebae for teaching of human parasitology. 目的观察筛选自生生活阿米巴的培养、保存和染色方法,为人体寄生虫学实验教学标本提供代用品。
- The results of acetylene reduction detection showed that 88.5% were effective for nitrogen fixation. 乙炔还原活力测定结果表明 ;88.;5%25为有效根瘤。
- The free living conchocelis of Porphya yezoensis Ueda were preserved in normal temperature and normal low temperature by using encapsulation-dehydration method. 用包埋-脱水法在常温和常低温下保存条斑紫菜自由丝状体,探讨了温度、光(暗)和含水量等因素对存活率的影响。
- Nitrogen fixation trees of Leguminosae and non-Leguminosae are important biological nitrogen fixation resources. 摘要豆科及非豆科固氮树种是重要的生物固N资源。
