英语释义

• an enzyme of nitrogen-fixing microorganisms that catalyzes the conversion of nitrogen to ammonia

片语

nitrogenase complex固氮酶系统

nitrogenase fertilizer氮肥

nitrogenase regulation固氮酶调节

nitrogenase activity[生化]

nitrogenase activities固氮酶活性

nitrogenase synthesis固氮酶合成的

nitrogenase system固氮酶系统

nitrogenase 1固氮酶组分

英汉例句

• In order to simulated biological nitrogen fixation, a series of studies on nitrogenase are proceeded.

  为了模拟生物固氮，对固氮酶进行了一系列的研究。

• Chromium treatment significantly decreased nodule Numbers, nodule fresh weight, leghemoglobin content and nitrogenase (acetylene reduction) activity per plant or per gram of nodules.

  铬还使单株固氮酶活性(乙炔还原法测定)显着降低，用高浓度铬处理者克瘤固氮活性也显着降低。

• The NRA was not directly correlated with nitrogenase activity.

  硝酸还原酶活性和根瘤固氮活性之间没有直接关系。

• There was a negative correlation between the nitrogenase activities of nitrogen fixing bacteria in root and that in leaf and stem.

  此外，甘蔗根、茎、叶中固氮菌的固氮酶活性之间关系较为密切，根中固氮菌的固氮酶活性与叶片和茎中的都呈负相关。

• The results showed that PA19, PA2 and PK1 strains had high nitrogenase activities.

  经固氮酶活性测定，PA19、PA2和PK1菌株具有较强的固氮酶活性。

• The level of nitrogenase activity was correlated reciprocally with the content of cell phycocyanin and the light intensity.

  酶活的高低与藻蓝素含量和光照强度成反相关。

• Stable and high efficiency micro-plant interaction is essential to the optimal nitrogenase activity of root-associated nitrogen fixation bacteria.

  联合固氮体系的建立是联合固氮菌发挥高效生物固氮活性的关键要素之一。

• If low nitrate concentration was applied to Jilin 20, its nodule nitrogenase activity and ureide content were increased in early growth period, but were inhibited in later growth period.

  低浓度硝酸盐在生育前期对吉林20号根瘤固氮酶活性有促进作用，酰脲含量增加，在生育后期有抑制作用。

• If the original host plant was replaced by others, both these Frankia 「infective ability and nitrogenase activity in new symbiotic system were lower.

  供试菌随寄主植物的改变，侵染能力及所建立的共生系统固氮活性有所降低。

• ATP binding sites are regulatory sites in the nitrogenase and the acetylene reduction active sites are catalytic sites in the nitrogenase.

  ATP结合部位是固氮酶的调节部位；乙炔还原活性部位是固氮酶的催化部位；

• Soil drought reduced moisture content and nitrogenase activity of nodules.

  土壤干旱降低田菁根瘤的含水量和固氮活性。

• The photosynthetic rate and excretory ability affected the nitrogenase activity in the rhizosphere.

  水稻的光合作用及报分泌能力影响根际固氮活性。

• Deficiency or excess of water in the soil could cause the tremendous decline of the nitrogenase activity.

  土壤水分过多或缺乏，都导致固氮活性极大降低。

• There were many good strains which had such potential such as X4 and X1 in Xi 」an only in consideration of nitrogenase activity. But few strains with such ability were isolated from Lanzhou.

  单从固氮酶活性来看，西安地区草地有开发潜力的优良菌株相对较多，如X4和X1，而兰州地区的相对较少。

• The number of nitrogen fixing bacterial counts and nitrogenase activities at the yellow maturity stage of the crop was much less than that of the milking stage.

  黄熟期测定的菌数和固氮酶活性都比灌浆期测定的低，而且土壤中也可检测到少量固氮菌和固氮酶活性。