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The obvious acute toxicities were not observed for the ethyl acetate and acetone extracts of Alocasia macrorrhiza under the treatment doses of 60g·kg-1 and 36.5 g·kg-1 respectively.

海芋的丙酮和醋酸乙酯提取物分别在60 g·kg-1和36.5 g·kg-1的给药剂量下没有显示明显的急性毒性。

Androgynus was a kind of hyperaccumulator in Cd, with critical value of 50 mg/kg, above which would cause poison in S. androgynus, and even dead when it was up to 800mg/kg; transfer coefficient would decrease with the increase in treated concentrations, which show that plant would protest Cd against transferring to above-grounds and causing poison.

以上结果说明五指山野菜是Cd超积累植物，且50 mg/kg时是五指山野菜正常生长的临界值，高于此浓度，将对其产生毒害，当浓度为800 mg/kg时，植株出现死亡；随处理浓度的增加，转移系数逐渐变小，说明植物在高Cd胁迫下阻止Cd向地上部分转移而产生更严重的毒害。

It shows that 2.5mg/kg nifedipine can enhance the analgesic action of the 26.6mg/kg asarum group.

提示2.5mg/kg硝苯地平能增强26.6mg/kg细辛的镇痛作用。

(1) to deliver the Levonorgestrel (0.ml/kg,5mg/m) and Mifepristone gelatum (0.1ml/kg,5mg/ml) per cutem to the rat respectively and measure the serum concentration of levonorgestrel、mifepristone、estradiol and progesterone at different time by the means of HPLC, radioimmunoassay,chemical separation and atomic absorption spectrophotome.

大鼠皮肤涂抹米非司酮凝胶(0.1ml/kg，5mg/ml)和左炔诺孕酮凝胶(0.1ml/kg，1mg/ml)后的不同时间，利用高效液相色谱法、放射免疫分析法、化学分离与原子吸收分光光度法，测量血清中米非司酮浓度、左炔诺孕酮凝胶以及血清雌二醇、孕酮浓度。

In a word, the effect of azotobacter fertilizer on living activity, soil fertility and crop quantity is Significant within the scope of 0.05-0.20g/kg of using nitrogen in the soil, and the effect is most prominent at the level of 0.15g/kg of using nitrogen.

由此可见，固氮菌肥料对于土壤的生物活性、土壤肥力和作物品质的促进作用在土壤施氮量为0.05～0.20g/kg范围内均表现出明显效果，但以0.15g/kg效果最为突出。

Experimental group (E, n=9), Noradrenaline Bitartrate 3.1μmol/kg(0.53mg/kg) wasinjected intraperitoneally and 24 hours later isolated hearts were stored in 4℃for 3hours with HTK, and then isolated hearts were perfused for 2 hours withKrebs-Henseleit solutions by Langendorff model.

实验组(E，n=9)：腹腔注射重酒石酸去甲肾上腺素3.1μmol／kg(0.53 mg／kg)，24 h后取离体心脏，余处理步骤同C组。

Results: The content of Al was 0.0147±0.0022 mg/L in drinking water, 395.3 mg/kg in sweet potato noodle, 860.7~1012.1 mg/kg in fried bread stick, and that dissolved from cooking utensils made of aluminum is becoming great after being stored for 24 hours.

结果：生活饮用水铝含量为0.0147±0.0022 mg/L；食品中油条、粉条铝含量较高，特别是油条中铝含量平均为860.7 mg/L，最高达1012.1 mg/kg，粉条中铝含量高达395.3 mg/kg；铝制炊具铝溶出量测定结果显示，符合卫生标准的饮用水在铝制炊具中存放24 h后，水中铝含量即会超标。

After 20 days, at the end of fermentation, the cassava residue inoculated has better sensory quality, but the treatments of adding low levels of saccharose have low lactic acid accumulation amounts and high butanoic acid accumulation amounts compared with the treatments of adding high levels of saccharose, the treatment with inoculation and 4% saccharose addition has the highest lactic acid accumulation amount, which is 18.7 g/kg, and the treatment with inoculation and 8% saccharose addition has the lowest butanoic acid accumulation amount, which is 0.141g/kg.

结果显示：在发酵开始时接种处理的乳酸菌数为5×108 cfu/g，而对照处理没有检测到；发酵结束后，接种的3个糖水平处理的外观发酵品质比未接种处理好，但糖浓度低时丁酸积累较多，乳酸积累少，接种并添加4%蔗糖的处理乳酸积累量最高，发酵物中乳酸积累达18.7 g/kg，接种并添加8%蔗糖的处理丁酸积累最少，仅为0.141 g/kg。

With the coculture starter (P. pentosaceus I9 and Staphylococcus xylosus I2), both the total biogenic amine (from 28.21 mg/kg to 17.93 mg/kg) and the content of histamine, cadaverine, putrescine and tyramine were decreased significantly.

采用复配菌种发酵可以明显降低香肠中组胺、尸胺、腐胺和酪胺，总生物胺的含量从28.21mg/kg降至17.93mg/kg。

Results The decoction intragastric injection showed a marked suppressive effect on the normal and adranalectomized rat's hind paw oedema induced by carrageenin. In addition, at the dosage of 150g/kg, Smilax china ig reduced the content of PGE2 in inflammatiory tissue and the content of NO, MDA in serum, and the content of NO in inflammatory tissue at the dosage of 90, 150g/kg.

结果：拔葜灌胃给药能明显抑制角叉菜胶所致正常大鼠和去肾上腺大鼠足肿胀，150g/kg拔葜可降低肿胀足爪组织中PGE2及血清中NO、MDA含量，90、150g/kg拔葜可降低肿胀足爪组织中NO含量。

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。