生物量

And the effect of different carbon source for the SYPS-062 and Corynebacterium glutamicum ATCC13032 fermentation were studied. The experiment result showed that the sucrose was 60 g/L, the yield of L-serine and biomass reached the maximal value, 6.6 g/L and 8.1 g/L respectively.

同时考察了碳源对菌株SYPS-062发酵产L-丝氨酸的影响，实验结果表明，当蔗糖浓度为60 g/L时，菌株SYPS-062生物量和L-丝氨酸的积累均达到最大值，分别为8.1 g/L和

The biotechnology production efficiency of crocin II, which has anti-cancer activity, was improved in a solid-liquid two-step cell culture in which the callus cells obtained from the solid medium were transferred to the liquid medium.

为提高现代生物技术生产藏红花素的产率和效率，该研究采取固液两步培养法将在固体培养基中获得的藏红花愈伤组织转移到液体培养基中进行生物合成，结果显示生物反应器比摇瓶培养更有利于生物量的积累，也更有利于2号藏红花素的合成。

The biomass, productivity and efficiency of radiation utilization in Cryptocarya concinna community in Dinghushan Biosphere Reserve were investigated.

摘 要：报道鼎湖山自然保护区黄果厚壳桂群落的生物量、生产力和光能利用效率。

Inoculating the three protozoa reduced soil microbial biomass C. But corn straw decomposition was not decreased, even increased when inoculating Colpoda cucullus. The protozoa, in particular, Colpoda cucullus also had some effects on N and P transformation.

向土壤接种原生动物，虽然减少了土壤微生物生物量，但却促进了玉米秸秆分解，还对土壤有效磷含量、氮素转化产生显著的影响，其中Colpoda cucullus效果最明显。

Culturable heavy metal-tolerant bacteria in 5～10 cm and 25～30 cm layers of three lead-zinc tailings,deposited for about 10,20 and 80 years respectively,were investigated.

重金属毒性往往对土壤微生物的生物量、代谢活力产生不利影响[1] ，导致微生物区系组成的改变和生物多样性的减少[2 ] 。

Physical and chemical properties, culturable bacterial population and phospholipid fatty acid profile of different casing soils at different mushroom cropping stages were investigated.

在双孢蘑菇栽培中，以传统蘑菇砻糠田泥覆土为对照，研究了不同泥炭比例覆土配方的理化性状、细菌生长量、双孢蘑菇菌丝生物量及其产量。

In addition, the paper analyzed and simulated growth process of stand basal area, volume and biomass under different initial planting density for Cunninghamia lanceolate, plantation.

另外，对杉木不同初植密度下林分断面积、蓄积和生物量的生长过程进行了分析和模型拟合。

According to stand biomass data of Cunninghamia lanceolata Hook measured in Minjiang watershed, based on the compatibility of models, the relations of each component were analyzed, and the stand biomass compatible models were established by using SPSS analysis software.

本研究根据闽江流域杉木林分的生物量实测数据，从模型相容性的定义出发，分析各分量的代数关系，利用SPSS统计分析软件构建了林分各分量的相容性模型。

Aeruginosa and S. quadricauda in HAC were lager than in HA without reference to pure or mixed culter. It indicated that the growth of M. aeruginosa and S. quadricauda need HCO3(superscript -) as carbon source to balance its C:N:P ratio. Cyclotella sp. could not survive in HAC. M. aeruginosa and S.

铜绿微囊藻与四尾栅藻在HAC中纯培养和共培养的生物量K和最大增长速率r均远大于在HA中，表明这两种藻的增殖需要HCO3作为碳源平衡胞内营养平衡；小环藻不能在有HCO3的培养基中生存。

The changes of Cynodon dactylon propagules under flooding were studied in morphology and biomass.

研究了水淹条件下狗牙根繁殖体的形态特征和生物量的变化及其水淹后的恢复状况。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。