| 1. | Different solvents affecting the rate of humic acid extraction are discussed
讨论了不同抽提剂对腐殖酸的提取率的影响。 |
| 2. | Effects of extractive conditions on carotenoids extractability by phaffia rhodozyma
提取条件对红法夫酵母类胡萝卜素提取率的影响 |
| 3. | Researches into the methods of raising the extraction rate of dioscingenin from dioscorea zingibernisis
快速提高盾叶薯蓣皂甙元提取率的研究 |
| 4. | Comparison of extracted ratio of periplocin in cortex periplocae with different extracting manner
香加皮不同入药方式的杠柳毒苷提取率比较研究 |
| 5. | Effects of surfactants on the extraction of penicillin and the swelling of emulsion liquid membranes
液膜常用表面活性剂对青霉素提取率及液膜溶胀的研究 |
| 6. | Heiye extraction rate is high , less wastage fibre , fibre damage small and easy to operate , and other advantages
具有黑液提取率高、纤维流失少、纤维破坏程度小、操作方便等优点。 |
| 7. | Microwave extraction can shorten extraction time , increase extraction yield , but energy consumption and product cost are high
微波萃取法可缩短萃取时间，提高提取率，但耗能大，成本高。 |
| 8. | Utrasonic - assisted extraction has many advantages such as shorten duration , lower cost , higher extraction yield , but commercial process demands further research
超声波辅助萃取法快速、价廉、提取率高，但工业化生产还需进一步研究。 |
| 9. | The extracted rate in the 9 soils was 60 . 51 % - 93 . 45 % . the traget gene could be amplified from the soil which was added 362 target cell / g . dry soil
9种土壤的提取率从60 . 51 %一93 . 45 % ，可以从每g千土添加362个菌体的土壤中扩增到目的条带 |
| 10. | Three pretreatments including air oxidation pretreatment , nitric acid oxidation pretreatment , ultrasonic pretreatment are used to increase the rate of humic acid extraction
采用空气氧化预处理、硝酸氧化预处理、超声波预处理三种方法提高腐殖酸的提取率。 |
