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To study ways to add a phosphorus on vegetative growth of wheat plants growing under conditions of Algeria 研究在阿尔及利亚条件下添加磷对小麦营养生长的影响
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.300.308
H. Gherroucha, R. Bouchareb
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引用次数: 0
Assessment of decomposition rate of Acacia mangium litter for rehabilitating degraded mined sites 退化矿区恢复中马洋槐凋落物分解速率评价
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.280.283
Acacia mangium, widely used to rehabilitate degraded mined sites, hasbeen reported to be slow in decomposition. The experiment was carried out to establish the rate of decomposition of Acacia mangiumleaf litter and determine the correlation between the stand age and decomposition rate ofits litter.Litter decomposition rate of Acacia mangium under monoculture plantation was studied using the wire mesh frame technique. Wire mesh frames containing 200g of fresh Acacia mangium leaves were set up in three Acacia mangiumstands of ages five, seven and nine years. Ten wire mesh frames were left in each stand using Completely RandomizedDesign.The decay rate coefficient “k” was used to determine the constant potential weight loss of the dry matter. The value of kwas estimated to be 0.0064, 0.0049 and 0.0039 for the 30 th , 60 th and 90 th days respectively, with overall mean of 0.0050 for all the stands. The Half-life estimated for all the stands was 140 days. Analysis of Variance at 5% significant level indicates significant difference between stand age in weight losses on the 30 th and 60 th daysbut no significant effect between the 60 th and 90 th days of observation; there were differences in the decomposition rate between the Acacia mangium leaf litter on the seven and nine years stands.
据报道,被广泛用于修复退化矿区的马相思分解速度较慢。本试验旨在建立荆相思凋落物的分解速率,确定林龄与凋落物分解速率的相关性。采用钢丝网框架技术,研究了单一栽培下马洋槐凋落物分解速率。在三棵年龄分别为5岁、7岁和9岁的金合欢林中,设置了含有200g新鲜金合欢叶子的金属丝网框架。使用完全随机化设计在每个展台上留下10个金属丝网框架。用衰减率系数“k”来确定干物质的恒定潜在失重。第30天、第60天和第90天的k值分别为0.0064、0.0049和0.0039,所有林分的总体平均值为0.0050。所有支架的半衰期估计为140天。5%显著水平的方差分析表明,林龄在第30天和第60天的失重量有显著差异,但在第60天和第90天之间无显著影响;七、九年林分马相思凋落叶分解速率存在差异。
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引用次数: 2
Ethanolic leaf extract of Chrysophyllum albidum on sperm analysis, hormonal profile, SOD and testicular histology of adult male wistar rats. 金菊叶乙醇提取物对成年雄性wistar大鼠精子分析、激素谱、SOD及睾丸组织学的影响。
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.160.165
Onyeka C Anna, F. Oladapo
The purpose of the present study was to evaluate the effects of ethanolic leaf extract of Chrysophyllum albidum on hormones and sperm analysis of laboratory rats. Fifteen male rats weighing 230-250g were completely randomised into three groups: A-C. Animals in Group A (control) were orally administered with 0.5ml of distilled water once daily for 21 days while those in Groups B and C, received 500 and 1000mg/kg body weight of the extract respectively), and effect of the treatment on the testes was investigated. Significant increase (p<0.05) were recorded in the body weights and also the weight of the testis. The treatment caused increase in motility, morphology, and number of spermatozoa in cauda epididymidis. Histologically, testes in rats treated with the plant extract showed no alterations in the seminiferous tubules when compared to the control. However hormonal assay showed significantly reduced levels (p<0.05) of FSH, LH and Testosterone in experimental groups while there was increase in the activity of SOD, which was dose dependent. The results thus suggest that C. albidum treatment does not cause suppression of spermatogenesis but decrease the hormonal profile.
本研究旨在探讨金菊叶乙醇提取物对实验大鼠激素和精子分析的影响。15只体重230 ~ 250g的雄性大鼠完全随机分为三组:A-C组。A组(对照组)灌胃蒸馏水0.5ml,每天1次,连续灌胃21 d; B组和C组灌胃蒸馏水500和1000mg/kg体重),观察对睾丸的影响。体重和睾丸重量显著增加(p<0.05)。处理后附睾尾精子的活力、形态和数量增加。组织学上,与对照组相比,接受植物提取物治疗的大鼠睾丸的精管没有变化。激素测定结果显示,各实验组大鼠FSH、LH和睾酮水平均显著降低(p<0.05), SOD活性升高(且呈剂量依赖性)。结果表明,紫花莲治疗不会抑制精子发生,但会降低激素水平。
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引用次数: 6
An inventory of short horn grasshoppers in the Menoua Division, West Region of Cameroon 喀麦隆西部地区Menoua地区短角蚱蜢的清单
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.291.299
S. Ra, Dongmo Ti, Ghogomu Rt, S. Kekeunou, Chifon Rn
The present study was carried out as a first documentation of short horn grasshoppers in the Menoua Division of Cameroon. A total of 1587 specimens were collected from six sites i.e. Dschang (265), Fokoue (253), Fongo – Tongo (267), Nkong – Ni (271), Penka Michel (268) and Santchou (263). Identification of these grasshoppers showed 28 species that included 22 Acrididae and 6 Pyrgomorphidae. The Acrididae belonged to 8 subfamilies (Acridinae, Catantopinae, Cyrtacanthacridinae, Eyprepocnemidinae, Oedipodinae, Oxyinae, Spathosterninae and Tropidopolinae) while the Pyrgomorphidae belonged to only one subfamily (Pyrgomorphinae). The Catantopinae (Acrididae) showed the highest number of species while Oxyinae, Spathosterninae and Tropidopolinae showed only one species each. Ten Acrididae species (Acanthacris ruficornis, Anacatantops sp, Catantops melanostictus, Coryphosima stenoptera, Cyrtacanthacris aeruginosa, Eyprepocnemis noxia, Gastrimargus africanus, Heteropternis sp, Ornithacris turbida, and Trilophidia conturbata ) and one Pyrgomorphidae (Zonocerus variegatus) were collected in all the six sites. Twelve Acrididae and 3 Pyrgomorphidae were collected during the wet and dry seasons. The importance of these grasshoppers in relation to pest activity, necrophagy, entomophagy, and entomotherapy, are discussed.
本研究是作为喀麦隆Menoua地区短角蚱蜢的首次文献进行的。在Dschang(265)、Fokoue(253)、Fongo - Tongo(267)、Nkong - Ni(271)、Penka Michel(268)和Santchou(263) 6个地点共采集标本1587份。经鉴定,共有28种蝗虫,其中蝗科22种,蛾科6种。Acrididae分属8个亚科(Acridinae、Catantopinae、Cyrtacanthacridinae、eyprepocnemidae、Oedipodinae、Oxyinae、spthosterninae和Tropidopolinae),而Pyrgomorphidae仅属1个亚科(Pyrgomorphinae)。其中以卡antopinae (Acrididae)种类最多,而Oxyinae、spthosterninae和Tropidopolinae各只有1种。在6个站点共采集到10种蝗科(棕角棘蝗、黑角棘蝗、窄翅棘蝗、铜绿棘蝗、黑角棘蝗、非洲棘蝗、非洲异翅蝗、浊翅鸟、疣蝗)和1种棘蝗科(杂色棘蝗)。湿季和旱季共采集到12种Acrididae和3种pygomorphidae。讨论了这些蚱蜢在害虫活动、噬尸、食虫和昆虫治疗方面的重要性。
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引用次数: 17
Characterization of Urban Poultry Production System in Northern Gondar, Amhara Regional State, Ethiopia 埃塞俄比亚阿姆哈拉州贡达尔北部城市家禽生产系统的特征
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.192.198
Wondu Mamo, M. Melaku, B. Tamir, Deber Zeit
The study was conducted in Northern Gondar to characterize the village chicken production system under urban condition. A cross sectional type of studies were conducted to collect data from November 2010 to April 2011 using questionnaire survey and a simple random sampling techniques, 100 households were included in the survey. The main production objectives of chicken were income generation, household consumption and replacement of the flock. And most of the activities in chicken rearing were carried out by women. The average flock size was 10.44 chickens with a range of 2-18 birds. Most of the birds rested at night in a separated confined chicken house. Chickens in the study area were getting their major feed resources through scavenging with little supplementary feed provision. The major causes of losses of chicken in the study area were disease (47%), predation (22%) and mismanagement (31%). According to respondents, the common signs of disease frequently occurred in their flock were watery and yellowish diarrhoea, closing of eyes, head hangs down, high level of morbidity, depression, droppings of wings, sneezing or coughing, nasal discharge, twisting of head and neck, loss of appetite and mass death. The average number of eggs laid by local hen was 11.53eggs/hen/clutch and the hatchability percentage observed in this study was 87.29 %, which ranged from 57.1%-100%. The most important constraints of poultry production in the study villages were disease (1 st ), predators (2 nd ), shortage of supplementary feeds (3 rd ), poultry housing problem (4 th ) and lack of veterinary health services (5 th
本研究在贡达尔北部进行,以表征城市条件下的乡村鸡生产系统。采用横断面研究方法,于2010年11月至2011年4月期间,采用问卷调查和简单随机抽样的方法,对100户家庭进行调查。鸡的主要生产目标是创收、家庭消费和替换鸡群。养鸡的大部分活动都是由妇女来完成的。平均鸡群规模为10.44只,范围为2 ~ 18只。大多数的鸡晚上都在一个隔离的封闭鸡舍里休息。研究区鸡主要通过食腐获取饲料资源,补充饲料很少。研究区鸡群死亡的主要原因是疾病(47%)、捕食(22%)和管理不善(31%)。据答复者说,其禽群经常出现的常见疾病症状是水样和淡黄色腹泻、闭眼、低垂头、发病率高、抑郁、羽翼下垂、打喷嚏或咳嗽、流鼻涕、头颈扭曲、食欲不振和集体死亡。当地母鸡平均产蛋数为11.53个/只/窝,本试验的孵化率为87.29%,范围为57.1% ~ 100%。研究村家禽生产最主要的制约因素是疾病(第1位)、捕食者(第2位)、补充饲料短缺(第3位)、家禽住房问题(第4位)和缺乏兽医卫生服务(第5位)
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引用次数: 28
Thysanoptera survey on Vicia faba (broad bean) in the arid Biskra region of Algeria 阿尔及利亚干旱的比斯克拉地区蚕豆的囊翅目调查
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.268.274
S. Razi, M. Laamari
A survey of thrips on broad bean plants was conducted during 2010-2011 in three sites of Biskra, whitch is an arid province in Algeria. Scouting for thrips was carried out on plants and flowers of three fields from three locations: Sidi-Okba, M`ziraa and El-Outaya. Seven thrips species belonging to six genera were recorded. Melanthrips fuscus, Aeolothrips intermedius, Rhipidothrips gratiosus, Frankiliniella occidentalis, thrips physapus, Thrips angusticeps and Odontothrips loti. The two last species were the most abundant in the three locations. Aeolothrips intermedius was the most abundant species in El-Outaya. Majority of the thrips are cosmopolitan in distribution and recorded as pest species, they can harm broad bean crop. These include Frankliniella occidentalis that may transmit Tospovirus.
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引用次数: 13
Formulation and production of multinutrient blocks for ruminants in the guinea savanna region of nigeria 尼日利亚几内亚稀树草原地区反刍动物多营养素块的配方和生产
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.205.215
A study on the production and utilization of multinutrient blocks using locally available feed resources was conducted at the Adamawa State University, Livestock Teaching and Research Farm Mubi. The cost of production hardness and compactness and utilization were evaluated as feed supplement to cattle and sheep during the dry and wet seasons. Two multinutrient blocks were developed using local ingredients, multinutrient blocks with molasses (MNBM) and multinutrient blocks without molasses (MNBW). The chemical compositions of MNBM were DM (94.5%), CP (12%), CF (16%), EE (8.5%), Ash (9%) and NFE (54.5%). The MNBW contains DM (95.4%), CP (13.5%), CF (18.0%), EE (6.5%), Ash (6%) and NFE (56%). The hardness at 15/30 days after moulding was 3.6kg/cm 2
在阿达马瓦州立大学家畜教学和研究农场Mubi进行了一项利用当地可用饲料资源生产和利用多营养素块的研究。对其生产成本、硬度和密实度进行了评价,并对其在干湿季节作为牛羊饲料的补充利用进行了评价。利用当地原料研制了两种多营养块:含糖蜜多营养块(MNBM)和不含糖蜜多营养块(MNBW)。MNBM的化学成分为DM(94.5%)、CP(12%)、CF(16%)、EE(8.5%)、Ash(9%)和NFE(54.5%)。MNBW包含DM(95.4%)、CP(13.5%)、CF(18.0%)、EE(6.5%)、灰(6%)和NFE(56%)。成型后15/30天硬度为3.6kg/ cm2
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引用次数: 6
Evaluation of the effects of intra-row spacing on the growth and yield of maize (zea mays l.) in maize-ginger intercrop in Samara, Northern Guinea Savanna of Nigeria 尼日利亚北部几内亚萨玛拉地区玉米-姜间作行间距对玉米生长和产量的影响
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.175.180
S. Lyocks, Joseph Jula
The field experiment was conducted during the cropping seasons of 2009 and 2010 in Samaru, Zaria, Nigeria to evaluate the effects of various intra-row spaces on the growth and yield of maize intercropped into ginger. The experiment consisted of six treatments laid out in a Randomized Complete Block Design and replicated three times. The data collected were subjected to statistical Analysis of Variance and the treatment means were separated using the New Duncan Multiple Range Test at P< 0.05 level of significance. The results showed that the intercropped maize irrespective of spacing adopted, were consistently superior to the sole maize crop in dry matter production per plant, height per plant, number of leaves per plant and leave area per plant. The best grain yield of 3.78 tonnes/ha was obtained in maize spaced at 75 x 75 cm. The sole ginger crop gave rhizome yield (14.08 tonnes per hectare) was statistically higher than yields obtained in intercropped treatments. The intercropped treatments had yield advantages over the sole crop with maize Land Equivalent Ratio of 23-79%. Therefore, maize at 75 x 75cm in ginger at 20 x 20cm was recommended as the best intercrop.
为评价不同行距对玉米间作生姜生长和产量的影响,于2009年和2010年在尼日利亚扎里亚萨马鲁进行了田间试验。实验包括六个处理,在随机完全区设计和重复三次。收集的数据进行方差统计分析,采用New Duncan多元极差检验,在P< 0.05显著水平上分离处理均值。结果表明,间作玉米在单株干物质产量、单株株高、单株叶数、单株叶面积等方面均优于单作玉米。玉米间距为75 × 75 cm时的最佳产量为3.78吨/公顷。单作姜的根茎产量(14.08吨/公顷)在统计上高于间作处理的产量。间作处理较单作具有产量优势,玉米土地等效比为23 ~ 79%。因此,推荐玉米75 × 75cm与生姜20 × 20cm间作为最佳间作。
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引用次数: 3
Furfural production from the peels of ripe english mango (Mangnifera indica) fruits by acid catalyzed hydrolysis 酸催化水解成熟英国芒果(Mangnifera indica)果皮生产糠醛
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.216.220
D. Wankasi, T. Tarawou
The peels of ripe mango (mangnifera indica) fruits were hydrolyzed with 4.5M hydrochloric acid solution and distilled. The distillates were tested for furfural using volumetric, UV/visible and IR spectroscopic methods in addition to other physicochemical parameters. The UV/visible and IR scans and the other tests confirm the presence of furfural. The result also show good yield of furfural. Keywords; Furfural, production, mangnifera indica, hydrolysis.
用4.5M盐酸溶液对成熟芒果果皮进行水解和蒸馏。采用体积法、紫外/可见光谱法和红外光谱法以及其他理化参数对馏出物进行了糠醛含量测试。紫外/可见光和红外扫描以及其他测试证实了糠醛的存在。结果表明,糠醛收率较高。关键字;糠醛,生产,芒草,水解。
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引用次数: 1
Bionomics of Helminth Parasites in Goats of Subtropical Jammu Area of J&K, India 印度查谟地区亚热带山羊寄生虫生物学研究
Pub Date : 2013-05-01 DOI: 10.5251/ABJNA.2013.4.3.316.319
A survey was carried out on the prevalence of gastrointestinal (GI) helminthes in 284 goats in different areas of subtropical Jammu region of Jammu and Kashmir State. Necroscopic examination revealed 72.88% of infection. The gastrointestinal helminthes isolated were Haemonchus contortus (28.87%), Trichuris ovis (14.43%), Paramphistomum cervi (6.69%), Fasciola hepatica (5.28%), and Chabertia ovine (4.57%,) Dicrocillium dendriticum (3.87%), Dictyocaulus filarae (3.52%), Stilesia globipunctata (3.52%) and Monezia expansa (2.11%) The seasonal distribution of infection indicated a higher percentage of infection in summer and winter followed by spring and autumn.
对亚热带查谟和克什米尔邦查谟地区不同地区284只山羊的胃肠道蠕虫流行情况进行了调查。坏死镜检查发现感染72.88%。分离到的胃肠道蠕虫依次为弯血螨(28.87%)、羊毛虫(14.43%)、宫颈副吸虫(6.69%)、肝片吸虫(5.28%)、羊Chabertia(4.57%)、树突双胞虫(3.87%)、丝状双胞虫(3.52%)、球点棘虫(3.52%)和扩张舌虫(2.11%)。感染的季节分布显示,夏季和冬季感染率最高,其次是春季和秋季。
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引用次数: 1
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Agriculture and Biology Journal of North America
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