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And the last, the effects of fermented cottonseed-hull on dairy performance were studied with feed tests. In experiment 1, Cottonseed-hull and comminuted cottonseed-hull were fermented with complexing strains of microbials including EM and probiotics, using seven pairs of formulation have been formed by corn meal, molasses and fecula combined with urea and zein meal.

试验一利用EM菌液与益生素混合扩大培养后的复合菌液,选用玉米粉、糖蜜、淀粉三种炭源和尿素、玉米蛋白粉两种氮源共组成了7组发酵底物配方,将棉籽壳分成微粉样与原始样,发酵结束后对测定结果进行统计分析。

This fermentation system has some advantages, such as long-Cycle, which make for the synthesize of officinal ingredients.

亮菌液体发酵工艺研究结果:采用"复杂系统调控技术"确定亮菌发酵的最适因素及其相应量值。

Kombucha was fermented with pure strains of yeast Y1, lactobacillus R3 and acetobacter C5, and the technical conditions of fermentation were optimized.

采用自行分离纯化的酵母菌Y1、乳酸菌R3、醋酸菌C5进行纯种混合发酵生产红茶菌饮料,并对发酵工艺条件进行优化。

By means of mycelium growth rate, the acetone extracts of fermentation products of 39 strain were tested against Botrytis cintrea,Gibberella zeae, Phytophthora capsic, Glomerella cingulata, Bipolaris maydis, Alternaria alternata at the concentration of 500 u g/ml. The results showed that the acetone extract of 1L, 2B and 5J strains fermentation products had a certain degree fungicidical activity.

以番茄灰霉病菌、小麦赤霉病菌、苹果炭疽病菌、玉米小斑病菌和辣椒疫霉病菌为供试菌种,在500μg/ml的浓度下,采用抑制菌丝生长速率法对39株内生真菌发酵产物进行了杀菌活性筛选,发现1L、2B和5J 3菌株的发酵产物丙酮粗提物均对供试病原菌有不同程度的杀菌活性。

The effect of nutritional and enviromental conditions on polysaccharide production by morchella escutenta in liquid fermentation were determined.

以羊肚菌为材料,研究了发酵过程中碳源、氮源、无机盐、培养条件对菌丝体生物量、胞外多糖的影响,以及发酵过程中菌丝体生物量、胞外多糖、总糖及还原糖质量浓度、培养基pH值的动态变化,并在此基础上确定了羊肚菌液体深层发酵的最佳条件。

A pair of dominant strains So2# and Ni2#,which were complementary in performance and helpful to improve the technical economy index of sauce production,was screened from 10 experimental strains by comprehensive comparison of their fermentative resolution ability,protease system,sporiparous ability,product flavor and so on.

通过全面分析对比10种参试菌株的发酵分解能力、蛋白酶系组成、产孢子能力、成曲香型等指标,挑选出2株性能互补、能提高酱油产量、质量的优势菌株So2#和Ni2#,经混合发酵并与沪酿3.042米曲霉菌单独发酵比较,其制品的滤过体积、滤过氨基酸态氮、滤过全氮成倍提高,并使酱油制品的红色度提高,香气和滋味变得丰满、复合。

Some 90% of the tested 110 extracts appeared antitumor activity and 13 strains of the 55 isolates showed higher inhibitory capacitieseffective concerntrations ≤16μg/ml), which may imply a possiblility in their further medical application;whereas the percentage of positive extracts was higher from the thalli than that from the supernatants and of actived strains was higher in the bacteria than that in the molds according to this study.

结果表明,55株微生物发酵样品共110个提取物中,90%样品表现出细胞毒活性;其中13株微生物的活性较强(提取物有效抑制浓度≤16μg/ml),具有较好的开发应用前景。同时还发现,菌体中检测到的活性菌株数大于发酵液中检测到的活性菌株数,细菌的筛选得率高于霉菌的筛选得率。

Under the optimum concentration of 1.5% glycerol in fermentation medium and feeding of 1% glycerol as precursor after 60 h of incubation, the titer of 2,668 μg/ml was obtained in shake flask culture, an increase of 7.4 times compared with the original strain.

以XC-5-48菌株为试验菌株,当培养基中甘油初始浓度为1.5%,并且在发酵60h时补加1.0%的甘油,摇瓶发酵的效价可达2668μg/ml,较出发菌株(318μg/ml)提高了7.4倍。

Methods and conditions to produce feedstuff using the residue were discussed. The effect of temperature, inoculums size, fermentation time, nitrogen addition amount on the lactic-acid fermentation under the co-action of cellulose and TD175 lactobacillus were studied.

本文研究了玉米秸秆乳酸发酵的条件及影响乳酸产率的主要因素;探讨了乳酸发酵残渣单菌及混菌发酵制饲料的方法及工艺。

Results: The food-borne pathogens were detected with an overall positive rate 16.52% from 466 samples, whereas Salmonella spp (10.56%), Listeria monocytogens (3.15%), Escherichia coli O157:H7 (0.48%), Bending genus (3.53%), Vibrio parahemolyticus (3.13%), Staphylococcus aureus (12.20%). Bando kawasaki enterobacter was not detected from infant milk formulas. The most heavey contamination by the food-borne pathogens are in poultry meat (45.35%), whearas milk cheese (41.18%), foods made of wheat flour and rice (17.46%), Xurou (16.30%), seafood animals (9.38%), cooked meat products (4.17%). The food-borne pathogens were not detected from vegetable salads and non-fermented soy products and infant milk formulas. Salmonella strains were serotyped into 5 serum groups and 6 subgroups and 12 serotypes, top three sertypes are S.enteritidis, S.

结果:466份样品中77份检出食源性致病菌,总阳性率16.52%,其中沙门菌10.56%,单增李斯特菌3.15%,大肠杆菌O157:H70.48%,弯曲菌3.53%,副溶血性弧菌3.13%,金黄色葡萄球菌12.20%,未检出阪崎肠杆菌;九大类食品中生禽肉污染最严重,阳性率45.35%,其次是生奶与奶酪,阳性率41.18%,面米食品阳性率17.46%,生畜肉阳性率16.30%,动物性水产品阳性率9.38%,熟肉制品阳性率4.17%,蔬菜沙拉、非发酵豆制品、婴儿配方奶粉中均未检出致病菌;沙门菌血清学鉴定,分属5个群6个亚群12个血清型,排前3位的是肠炎沙门菌、沙门菌Ⅱ(4,12:z:1,7)和鼠伤寒沙门菌。

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