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It indicated that not only can Spirulina cells grow photoautotrophically and photomixtrotrophically, but also can grow heterotroph ically under some specific conditions. light intensity, light quality, temperature, species and concentration of metals, rare

认为螺旋藻细胞不但能进行光合自养和混合营养生长,而且在某些特定的环境条件下,还能进行异养生长;光照强度、光质、温度、金属元素、稀土元素、盐度、藻体细胞浓度、溶氧水平、维生素、激素和磁场等环境因素对螺旋藻细胞的光合性能和细胞产率都有显著影响。

The light curve of five kinds of landscape lianas commonly used in southern China were measured by LI-6400 portable photosynthesis system and fitted by non-rectangular hyperbolic model. Light compensation point, light saturation point, Pn,ɑ of the 5 lianas species were analyzed comparatively. The results indicated that there are significant differences in light response of photosynthesis among them.

采用Li-6400便携式光合测定仪对5种华南地区常用园林绿化藤本植物进行了光响应曲线的测定,并用非直角双曲线模型对其进行拟合,对比分析了5种藤本植物的光补偿点、光饱和点、最大净光合速率、最大表观量子效率。

The results showed that for the two peony cultivars, before flowering and during flowering period the day rate changes of net photosynthesis rate were up to the maximum at 12:00, and there were no photosynthesis "sleep at noon" phenomenon, therefore, during the two period, the curves of net Pn of the peony leaves only have one peak.

结果表明:两品种在花前、花期2个不同发育时期的净光合速率日变化曲线在12:00左右达到最大值,无明显的光合午休现象,日变化曲线呈"单峰"型。

The net photosynthetic rates of 132 inbred lines from 14 provinces, cities in China were studied with infrared rays CO2 gas analyzer in the project.

对我国14个省、市132份玉米自交系资源叶片光合特性的研究表明,在同一测定条件下自交系内各单株光合速率的变异系数集中在3%?

Spraying PMS (phenazine methosulfate, a cofactor catalyzing cyclic PSP) and NaHSO〓 separately or together on the leaves, Pn was increased by about 20% in all the treatments.

将己知可促进循环光合磷酸化的辅助因子PMS和NaHSO〓分别和共同喷洒叶片,次日所有叶片的光合速率均比对照提高20%左右。

The results showed that nitrogen application combined with potassium can increase chlorophyll content,photosynthesis rate and photosynthate accumulation of wheat flag leaves,meanwhile,it also can promote the dry matter.

结果表明,氮钾配施可增加小麦旗叶叶绿素含量、光合速率和光合物质的积累,促进营养器官干物质向籽粒中的转移,增加籽粒产量。

Effects of tillage systems and nitrogen applied amount on wheat growth and development and yield of wheat and maize 3.1 Effects of tillage systems and nitrogen applied amount on wheat growth and development In the second year of experiment, there was no significant difference in the wheat flag leaf photosynthesis rate, flag leaf senescence characteristics, photosynthate transferring amount, photosynthate transferring ratio and dry matter accumulation of between R, H and C.

3耕作模式与施氮量对小麦、玉米生长发育及产量的影响 3.1耕作模式与施氮量对小麦生长发育的影响在试验第二年,旋耕和耙耕模式在旗叶光合速率、旗叶衰老特性和光合产物转移量和转移率,以及干物质积累量上与常规耕作模式无显著差异。

The results showed that the time of photosynthetic induction was quite long (46 -75 min), the photosynthetic induction was the fastest in Reveille, whereas it was the slowest in Sunrise.

结果表明:4个品种的光合启动时间均较长(46~75min),其中'里维尔'的光合启动最快,'日出'最慢。

Seedlings of Parthenocissus heterophylla, Campsis grandiflora, Ficus pumila, Euonymus fortunei and Psychotria serpens were planted uniformly along the foot of a cement wall and then half of them were shaded from 90% of the natural light. After growing for a period of time, some indices, such as capacity to adhere to walls, covering landscape, leaf chlorophyll content, and Pn at different photosynthetically active radiation were investigated.

爬墙虎、凌霄、薛荔、扶芳藤和蔓九节5种爬藤植物沿水泥墙角均匀栽培,并作遮光处理,生长一段时间后观测它们对墙体的附着力、景观覆盖效果、叶片叶绿素含量,以及不同光合有效辐射下的净光合速率等指标。

The results showed that temperature and CO2 concentration coupling had great effects on the photosynthesis biomass production of Vitex negundo and Setaria viridis; light intensity and CO2 concentration were the key factors for P and T of Agrimonia pilosa and Commelina communis; the temperature change had little effect on A-Ci curve of Agrimonia pilosa and the photosynthesis of Vitex negundo was not sensitive to temperature change.

结果表明,温度与CO2浓度耦合对荆条和狗尾草光合物质的积累影响较大;光照和CO2浓度是影响龙牙草和鸭跖草净光合速率和蒸腾速率的关键因子;荆条光合作用对温度变化不敏感;温度变化对龙牙草A-Ci曲线影响不显著。

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推荐网络例句

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了,排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意,我建议我们在价格上大家各让一半。

After an hour and no pup, look for continued contractions and arching of the back with no pup as a sign of trouble.

一个小时后,并没有任何的PUP ,寻找继续收缩和拱的背面没有任何的PUP作为一个注册的麻烦。