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Articles 13351 - 13380 of 21433
Full-Text Articles in Entire DC Network
Additional Records Of Gerromorpha (Hemiptera: Heteroptera) And Redescription Of Rhagovelia Nigricans Nigricans (Burmeister, 1835) From Anatolia (Turkey), Ahmet Dursun
Turkish Journal of Zoology
In this study, 1210 adult specimens of the infraorder Gerromorpha (Hemiptera: Heteroptera) were collected from 47 different localities in eastern Anatolia, the Black Sea region, Kelkit Valley, and Hatay from 2006 to 2010, and the unpublished materials studied were collected from different parts of Turkey by Seidenstücker, Wellschmied, Demel, and Heinzl, and deposited in the Zoologische Staatssammlung München. In this study, 6 genera of 4 families and 15 species were recorded. Of those, 13 were new records for the research areas. Furthermore, Gerris lacustris (Linnaeus, 1758), Gerris thoracicus Schummel, 1832, Gerris asper (Fieber, 1860), and Gerris caucasicus Kanyukova, 1982 were …
Quail Vii: Proceedings Of The Seventh National Quail Symposium (January 9-12, 2012 : Tucson, Arizona), Clait E. Braun, Thomas V. Dailey
Quail Vii: Proceedings Of The Seventh National Quail Symposium (January 9-12, 2012 : Tucson, Arizona), Clait E. Braun, Thomas V. Dailey
Galliformes Specialist Group and Affiliated Societies: Conference Proceedings
In memoriam: Walter Rosene, Jr., 1912-2005
In memoriam: John A. Crawford, 1946-2010
PLENARY
On some founding ideas of quailology and their propounders, Fred S. Guthery
One hundred years of quail management in Arizona, David E. Brown
Adaptive management and structured decision making: Is it really that easy? James (Barry) Grand
The Western Quail Management Plan, Larry Riley
Quail VII, a director’s perspective, Jonathan Gassett
BOBWHITE HABITAT MANAGEMENT
Impacts of invasive, exotic grasses on quail of southwestern rangelands: A decade of progress? William P. Kuvlesky Jr., Leonard A. Brennan, Timothy E. Fulbright, Fidel Hernández, Steven J. DeMaso, Joseph P. Sands, Robert …
Influences Of Adjacent Land-Use On Avian Community Structure In Sub-Boreal Peatlands Of The Midwest, Lucas J. Wandrie
Influences Of Adjacent Land-Use On Avian Community Structure In Sub-Boreal Peatlands Of The Midwest, Lucas J. Wandrie
All Graduate Theses, Dissertations, and Other Capstone Projects
Surrounding land use influences avian community structure; moreover, anthropogenic manipulation of habitat can alter bird species richness and composition. In the first chapter of my thesis work, I conducted avian surveys at 20 sub-boreal peatlands in eastern Minnesota and western Wisconsin to detect correlations between land development and bird community structure. Peatlands are wetlands that accumulate decaying organic plant material (peat) and provide valuable and diverse habitats to a variety of flora and fauna. I measured urban and cropland development at three spatial scales (500 m, 1000 m, and 2500 m radii). Effects of development on avian communities also were …
Impacts Of Urbanisation On The Native Avifauna Of Perth, Western Australia, Robert Davis, C Gole, Jd Roberts
Impacts Of Urbanisation On The Native Avifauna Of Perth, Western Australia, Robert Davis, C Gole, Jd Roberts
Research outputs 2012
Urban development either eliminates, or severely fragments, native vegetation, and therefore alters the distribution and abundance of species that depend on it for habitat. We assessed the impact of urban development on bird communities at 121 sites in and around Perth, Western Australia. Based on data from community surveys, at least 83 % of 65 landbirds were found to be dependent, in some way, on the presence of native vegetation. For three groups of species defined by specific patterns of habitat use (bushland birds), there were sufficient data to show that species occurrences declined as the landscape changed from variegated …
The Management Of Feral Pig Socio-Ecological Systems In Far North Queensland, Australia, Gabriela Shuster
The Management Of Feral Pig Socio-Ecological Systems In Far North Queensland, Australia, Gabriela Shuster
Antioch University Dissertations & Theses
The development of management programs for socio-ecological systems that include multiple stakeholders is a complex process and requires careful evaluation and planning. This is particularly a challenge in the presence of intractable conflict. The feral pig (Sus scrofa) in Australia is part of one such socio-ecological system. There is a large and heterogeneous group of stakeholders interested in pig management. Pigs have diverse effects on wildlife and plant ecology, economic, health, and social sectors. This study used the feral pig management system as a vehicle to examine intractable conflict in socio-ecological systems. The purpose of the study was …
Systematics Of Leptopelis (Anura: Arthroleptidae) From The Itombwe Plateau, Eastern Democratic Republic Of The Congo, Francisco Portillo
Systematics Of Leptopelis (Anura: Arthroleptidae) From The Itombwe Plateau, Eastern Democratic Republic Of The Congo, Francisco Portillo
Open Access Theses & Dissertations
Leptopelis, a genus of Central African treefrogs, includes 51 species that live in tropical forests and savannas. Currently, only two species of Leptopelis are known from the poorly explored Itombwe Plateau in eastern Democratic Republic of the Congo (DRC). Itombwe is renowned among conservationists for its rich and endemic amphibian fauna, including: Xenopus itombwensis, Chrysobatrachus cupreonitens, Laurentophryne parkeri, Hyperolius leleupi and at least three species of Arthroleptis. Evolutionary relationships of Itombwe Leptopelis were examined by sequencing two mitochondrial genes (16S: 557 bp [base pairs], cyt b: 620 bp) and one nuclear gene (RAG1: 761 bp). Results recovered strong support for …
Spatial Ecology Of The Trans-Pecos Rat Snake (Bogertophis Subocularis) In The Chihuahuan Desert Of Trans-Pecos Texas, Arturo Rocha
Spatial Ecology Of The Trans-Pecos Rat Snake (Bogertophis Subocularis) In The Chihuahuan Desert Of Trans-Pecos Texas, Arturo Rocha
Open Access Theses & Dissertations
The Trans-Pecos Rat Snake (Bogertophis subocularis) is a medium to large rat snake that occurs from south-central New Mexico, south-central Texas, down into the north-central and northeastern states of Mexico. There is paucity in the ecology of B. subocularis to date. Some North American colubrid snakes, such as Thamnophis sirtalis, are the most represented species in thermal ecology and life history studies in all reptiles. There is nothing known on the winter ecological aspects of this species, and very little information regarding its overall ecology. The goal of this study is to determine home range, movement patterns, habitats and utilization …
Probiotic Properties, Sensory Qualities, And Storage Stability Of Probiotic Banana Yogurts, Songül Çakmakçi, Bülent Çeti̇n, Tamer Turgut, Mustafa Gürses, Ahmet Erdoğan
Probiotic Properties, Sensory Qualities, And Storage Stability Of Probiotic Banana Yogurts, Songül Çakmakçi, Bülent Çeti̇n, Tamer Turgut, Mustafa Gürses, Ahmet Erdoğan
Turkish Journal of Veterinary & Animal Sciences
The quality properties of probiotic yogurt samples made with banana marmalade (BM), which can be a probiotic product, were examined. Yogurt samples were produced from cow milk inoculated with yogurt cultures and probiotic cultures (Lactobacillus acidophilus, Bifidobacterium bifidum, and an equal mixture of the 2 strains), and then 15% BM was added to each yogurt sample. Acidity, pH, bacteria counts, and sensory analysis of the yogurt samples were investigated on days 1, 3, 5, 7, 10, and 14 during storage at 4 °C. Lactobacillus delbrueckii subsp. bulgaricus, Streptococcus thermophilus, L. acidophilus, and B. bifidum counts generally decreased during the storage …
Survival And Growth Of Common Carp (Cyprinus Carpio L.) Exposed To Different Water Ph Levels, Mohammad Saeed Heydarnejad
Survival And Growth Of Common Carp (Cyprinus Carpio L.) Exposed To Different Water Ph Levels, Mohammad Saeed Heydarnejad
Turkish Journal of Veterinary & Animal Sciences
The aim of the present study was to examine the survival and growth performance of common carp (Cyprinus carpio L.) in water with different pH values. Carp (17.8 ± 1.21 cm; 52.14 ± 7.13 g) were transferred to 21 tanks previously adjusted with 7 different pH values: 6.0, 6.5, 7.0, 7.5, 8.0, 8.5, and 9.0. Each value had 3 replicates, and all experiments lasted for 21 days. The survival and growth of carp were assessed at days 7, 14, and 21. At the end of the 21 days, greater weight, length, survival, and biomass were found for pH values of …
Evaluation Of The Possibility Of Using Oligosaccharide-Free Pea In Japanese Quail Nutrition, Danuta Szczerbinska, Zofia Tarasewicz, Piotr Gulewicz, Danuta Majewska, Marek Ligocki
Evaluation Of The Possibility Of Using Oligosaccharide-Free Pea In Japanese Quail Nutrition, Danuta Szczerbinska, Zofia Tarasewicz, Piotr Gulewicz, Danuta Majewska, Marek Ligocki
Turkish Journal of Veterinary & Animal Sciences
In this paper, evaluation of the effect of processed pea seeds (free of raffinose family oligosaccharides) on the performance traits and the results of reproduction in Japanese quails is presented. A flock of 72 quails was divided into 3 groups consisting of equal numbers of birds (18 females and 6 males). Birds were kept in cages in an environmentally controlled room with a lighting cycle of 17 h of light and 7 h of dark, and they were fed 1 of 3 different diets. Whereas diet 1 served as the control, diet 2 was supplemented with 5% and diet 3 …
Molecular And Kinetic Characterization Of Lactate Dehydrogenase Enzyme In The Heart And Breast Muscle Of Japanese Quail (Coturnix Japonica), Ram Pratap Singh, Kochiganti Venkata Hanumat Sastry, Radha Agarwal, Nitin Kumar Pandey, Vishesh Kumar Saxena, Jag Mohan
Molecular And Kinetic Characterization Of Lactate Dehydrogenase Enzyme In The Heart And Breast Muscle Of Japanese Quail (Coturnix Japonica), Ram Pratap Singh, Kochiganti Venkata Hanumat Sastry, Radha Agarwal, Nitin Kumar Pandey, Vishesh Kumar Saxena, Jag Mohan
Turkish Journal of Veterinary & Animal Sciences
In the present investigation, attempts were made to characterize lactate dehydrogenase (LDH) isozyme in quail heart and breast muscle by using electrophoresis, kinetic, and molecular techniques. Polyacrylamide gel electrophoresis of the heart and breast muscle revealed a single isozyme. Kinetic studies were carried out for further functional characterization of LDH isozyme in the heart and breast muscle. Substrate inhibition, enzyme kinetics, and inhibitor (urea) studies indicated that the isozymes present in these tissues differed in their functional properties. LDH isozyme present in the heart and breast muscle exhibited properties of LDH-A and LDH-B isozyme, respectively. Furthermore, RT-PCR amplification of Ldh-a …
Urinary Diversion Via Preputial Urethrostomy With Bilateral Pubic-Ischial Osteotomy In A Dog, Masaaki Katayama, Yasuhiko Okamura, Hiroaki Kamishina, Yuji Uzuka
Urinary Diversion Via Preputial Urethrostomy With Bilateral Pubic-Ischial Osteotomy In A Dog, Masaaki Katayama, Yasuhiko Okamura, Hiroaki Kamishina, Yuji Uzuka
Turkish Journal of Veterinary & Animal Sciences
A 4-year-old, 8.7-kg intact male Pekingese dog was presented with stricture of the urethral opening after a perineal urethrostomy revision surgery. Total penile amputation and preputial urethrostomy with bilateral pubic-ischial osteotomy were performed. After surgery, the dog was able to urinate through the natural preputial orifice, avoiding urine scalding associated with urethral anastomosis to the adjacent skin. Nine months after surgery, no major complications were noted with the exception of a small amount of urine dribbling after urination.
Effects Of Dietary Protein Supplementation On The Performance Of West African Dwarf (Wad) Goats Infected With Haemonchus Contortus And Trichostrongylus Colubriformis, Linus Iorundu Mhomga, Pius Ajanwachukwu Nnadi, Samuel Nnegbo Chiejina, Idika Kalu Idika, Lucas Atehmengo Ngongeh
Effects Of Dietary Protein Supplementation On The Performance Of West African Dwarf (Wad) Goats Infected With Haemonchus Contortus And Trichostrongylus Colubriformis, Linus Iorundu Mhomga, Pius Ajanwachukwu Nnadi, Samuel Nnegbo Chiejina, Idika Kalu Idika, Lucas Atehmengo Ngongeh
Turkish Journal of Veterinary & Animal Sciences
Twenty worm-free male West African dwarf (WAD) goats, 7-8 months of age, were used to study the effect of dietary protein on their response to mixed infections of trychostrongyles. The goats were divided into 4 groups (A-D), each containing 5 animals. Groups A and B were fed forages with concentrate feed containing 17.06% crude protein, whereas Groups C and D were fed forages alone. An escalating infection of 500 infective larvae (L3), 1000 L3, 2000 L3, and 4000 L3 was given consecutively at weeks 0, 1, 2, and 3, respectively, for 4 weeks to groups A and D. Patency and …
Examination Of Morphometry Of Feline Thoracic Aorta With Computed Tomography, Gülsün Pazvant, Nazan Gezer İnce, Defne Bacinoğlu, Utku Bakirel
Examination Of Morphometry Of Feline Thoracic Aorta With Computed Tomography, Gülsün Pazvant, Nazan Gezer İnce, Defne Bacinoğlu, Utku Bakirel
Turkish Journal of Veterinary & Animal Sciences
This research was performed to specify the morphometry of the adult feline thoracic aorta (AoT) and to obtain reference data for this slice of aorta using computed tomography (CT) as a sensitive indicator for surgical operations and pathological diagnosis in developing veterinary medicine. CT images of the thorax area were used in the study, in which 23 adult short-haired cats (11 male and 12 female) were enrolled. All of the cats were anesthetized with a combination of tiletamine and zolazepam, and then Omnipaque^{TM} was applied. Fifteen transverse slice images of the body of thoracic vertebrae were taken, located between Th6 …
Morphometric Development And Changes In The Growth And Development Dynamics Of Japanese Quail Populations Bred In Kyrgyzstan, Askarbek Tulobaev, Hasan Alpak, Damira Bektemirova, Aynura Turdubaeva
Morphometric Development And Changes In The Growth And Development Dynamics Of Japanese Quail Populations Bred In Kyrgyzstan, Askarbek Tulobaev, Hasan Alpak, Damira Bektemirova, Aynura Turdubaeva
Turkish Journal of Veterinary & Animal Sciences
The purpose of the present study was to determine the live weight development phases from hatchling to adolescent bird of Japanese quails bred in Kyrgyzstan, and to determine the age-related changes in body measurements. Adolescent birds were found to have a body length (distance between first vertebra thoracalis to end of sacrum) coefficient of 3.0, a sternum front to rear end length coefficient of 3.3, a tibia length of 2.34, and a pelvic width (distance between right and left acetabulum) coefficient of 1.58. This indicates good development of the quails' pectoral muscles and relative underdevelopment of their leg muscles. The …
Oncogenic Viruses And Mechanisms Of Oncogenesis, Murat Şevi̇k
Oncogenic Viruses And Mechanisms Of Oncogenesis, Murat Şevi̇k
Turkish Journal of Veterinary & Animal Sciences
In this article, current information about oncogenic DNA and RNA viruses and their oncogenesis mechanisms that cause tumors and cancers in animals and humans is presented.
Evaluation Of The Effects Produced By The Addition Of Growth-Promoting Products To Broiler Feed*, Mehmet Armut, Ayhan Fi̇lazi̇
Evaluation Of The Effects Produced By The Addition Of Growth-Promoting Products To Broiler Feed*, Mehmet Armut, Ayhan Fi̇lazi̇
Turkish Journal of Veterinary & Animal Sciences
The aim of this study was to determine the effects of feed additives on broiler productivity. Probiotics, oligosaccharides, organic acids, and avilamycin were used either alone or in combination to improve productivity in terms of body weight, feed intake, feed conversion ratio (FCR), and mortality rate. Broiler chicks (n = 900) were randomly divided into 9 groups. Group 1 was separated from the other groups and used as the control group; the chickens in this group were fed corn soybean until the end of the study. The other groups were fed corn soybean and the following food additives: probiotics (Group …
Efficacy Of Anthelmintics Against Parasitic Infections And Their Treatment Effect On The Production And Blood Indices In Black Bengal Goats In Bangladesh, Mohammad Mahmudul Hassan, Md Ahasanul Hoque, Skm Azizul Islam, Sahaneaz Ali Khan, Mohammad Belayet Hossain, Qamar Banu
Efficacy Of Anthelmintics Against Parasitic Infections And Their Treatment Effect On The Production And Blood Indices In Black Bengal Goats In Bangladesh, Mohammad Mahmudul Hassan, Md Ahasanul Hoque, Skm Azizul Islam, Sahaneaz Ali Khan, Mohammad Belayet Hossain, Qamar Banu
Turkish Journal of Veterinary & Animal Sciences
The Black Bengal goat is an important livestock animal in Bangladesh. To assess the efficacy of selective anthelmintics against ecto- and endoparasites of Black Bengal goats and their treatment effects on body-weight gains and hematobiochemical indices, a field trial was conducted at Pahartali Thana in Chittagong district. The study was performed during the period of February 2006 to January 2007. Goats were treated with CEVAMEC®-1% (ivermectin) (T_1), ENDEX®-1500 (triclabendazole along with levamisole) (T_2), and a placebo (T_3, untreated). A reduction of eggs per gram count was very significant from day 7 (91.3% reduction) through day 28 (100%) with the treatment …
Serum Lysozyme Concentrations In Broilers Treated With Sel-Plex® And Sodium Selenite And Infected With Еimeria Tenella, Vetsislav Koinarski, Lilian K. Sotirov, Stefan Denev
Serum Lysozyme Concentrations In Broilers Treated With Sel-Plex® And Sodium Selenite And Infected With Еimeria Tenella, Vetsislav Koinarski, Lilian K. Sotirov, Stefan Denev
Turkish Journal of Veterinary & Animal Sciences
The aim of the present study was to elucidate the potential role of humoral factors of innate immunity in broilers infected with Eimeria tenella under the influence of inorganic and organic Se cations. It was found that the chickens treated with Sel-Plex® had higher serum lysozyme concentrations compared to those treated with sodium selenite in infected and noninfected groups. The authors consider that Sel-Plex® has a better expressed immunostimulating effect on serum lysozyme concentrations than sodium selenite.
Comparative Histological Structure Of The Sinus Node In Mammals, Abolghasem Nabipour
Comparative Histological Structure Of The Sinus Node In Mammals, Abolghasem Nabipour
Turkish Journal of Veterinary & Animal Sciences
The main function of the sinus node is to provide the electrical impulse responsible for normal cardiac rhythm. The rhythmic coordination depends on the passage of the excitation wave by the heart through its conductive system of impulse. There is considerable variability in the size and exact location of the sinus node of individual hearts even within the same species. Histological features of the sinus node including the cells, the nodal artery, the collagen framework, and the innervation, and also some physiological characteristics of the node, will be discussed.
Effect Of Aloe-Plus Preparation Supplement On Hematological And Immunological Blood Parameters And Performance Of Turkey Hens, Katarzyna Ognik, Iwona Sembratowicz
Effect Of Aloe-Plus Preparation Supplement On Hematological And Immunological Blood Parameters And Performance Of Turkey Hens, Katarzyna Ognik, Iwona Sembratowicz
Turkish Journal of Veterinary & Animal Sciences
It has long been considered that aloe has many beneficial effects for humans and animals, exhibiting antibiotic, antihistaminic, anesthetic, antiinflammatory, and immunostimulant properties. The aim of the present study was to evaluate the influence of supplemental aloe preparation on some immunological and hematological indices of turkey hen blood. The study involved 160 medium-heavy BUT-9-type 6-week-old female turkey hens, administered Aloe-plus plant preparation at the following varying concentrations: Group 1, control without aloe addition; Group 2, daily doses of 0.35 mL/kg body weight; Group 3, daily doses of 0.70 mL/kg body weight; and Group 4, daily doses of 1.40 mL/kg body …
Purification And Characterization Of Glutathione Reductase From Turkey Liver, Pinar Taşer, Mehmet Çi̇ftci̇
Purification And Characterization Of Glutathione Reductase From Turkey Liver, Pinar Taşer, Mehmet Çi̇ftci̇
Turkish Journal of Veterinary & Animal Sciences
This study aimed to purify glutathione reductase (GR) from turkey liver and investigate some of its characteristic features. The purification procedure comprised 2 steps: homogenate preparation and 2',5'-ADP Sepharose 4B affinity gel chromatography. Thanks to the 2 consecutive procedures, the enzyme, having the specific activity of 606.67 EU mg protein^{-1}, was purified with a yield of 10.75% and 2476-fold, and, in order to control enzyme purity, SDS-PAGE was done. Optimal pH, stable pH, optimal temperature, optimal ionic strength, molecular weight, turnover number of enzyme, and k_{cat}/K_M and K_M and V_{max} values for NADPH and glutathione disulfide substrates were also determined …
First Record Of Mothocya Melanosticta Schioedte And Meinert, 1884 (Isopoda: Cymothoidae) From Egyptian Pinecone Soldierfish With Special Reference To Its Infestation Status, Ismail Saad Elshahawy, Abdel-Razek Yousf Desouky
First Record Of Mothocya Melanosticta Schioedte And Meinert, 1884 (Isopoda: Cymothoidae) From Egyptian Pinecone Soldierfish With Special Reference To Its Infestation Status, Ismail Saad Elshahawy, Abdel-Razek Yousf Desouky
Turkish Journal of Veterinary & Animal Sciences
Cymothoidae are cosmopolitan, ubiquitous, and nonspecific parasites of fish of different biotopes causing a significant economic loss to fisheries either by killing and stunting or simply by damaging their hosts. This study represents the first record of Mothocya melanosticta from the Red Sea, with a new host record in Myripristis murdjan (pinecone soldierfish), the other resident species of the fish-parasitic isopod family Cymothoidae in Egypt. The recovered Mothocya melanosticta was of moderate body size (17.7 × 8.2 mm) and had a cephalon with widely truncated rostrum, short pleotelson with uropod rami not extending beyond the telson, and the presence of …
Status Reports Of The Fisheries And Aquatic Resources Of Western Australia 2011/12. State Of The Fisheries, W.J Fletcher, K. Santoro
Status Reports Of The Fisheries And Aquatic Resources Of Western Australia 2011/12. State Of The Fisheries, W.J Fletcher, K. Santoro
Status Reports of the Fisheries and Aquatic Resources
The Status Reports of the Fisheries and Aquatic Resources of Western Australia provide the public with an annual update on the state of the fish and other aquatic resources of Western Australia managed by the Department. These reports outline the cumulative risk status for each of the ecological resources (assets) within WA’s six Bioregions using an Ecosystem-Based Fisheries Management (EBFM) approach.
Impacts Of Urbanisation On The Native Avifauna Of Perth, Western Australia, Robert A. Davis, Cheryl Gole, J Dale Roberts
Impacts Of Urbanisation On The Native Avifauna Of Perth, Western Australia, Robert A. Davis, Cheryl Gole, J Dale Roberts
Research outputs 2013
Urban development either eliminates, or severely fragments, native vegetation, and therefore alters the distribution and abundance of species that depend on it for habitat. We assessed the impact of urban development on bird communities at 121 sites in and around Perth, Western Australia. Based on data from community surveys, at least 83 % of 65 landbirds were found to be dependent, in some way, on the presence of native vegetation. For three groups of species defined by specific patterns of habitat use (bushland birds), there were sufficient data to show that species occurrences declined as the landscape changed from variegated …
Chemical Defense In The Cave-Dwelling Millipede Brachydesmus Troglobius Daday, 1889 (Diplopoda, Polydesmidae), Slobodan E. Makarov, Ljubodrag V. Vujisić, Božidar P. M. Ćurčić, Bojan S. Ilić, Vele V. Tešević, Vlatka E. Vajs, Ivan M. Vučković, Bojan M. Mitić, Luka R. Lučić, Iris Ž. Đorđević
Chemical Defense In The Cave-Dwelling Millipede Brachydesmus Troglobius Daday, 1889 (Diplopoda, Polydesmidae), Slobodan E. Makarov, Ljubodrag V. Vujisić, Božidar P. M. Ćurčić, Bojan S. Ilić, Vele V. Tešević, Vlatka E. Vajs, Ivan M. Vučković, Bojan M. Mitić, Luka R. Lučić, Iris Ž. Đorđević
International Journal of Speleology
The troglomorphic millipede Brachydesmus troglobius Daday, 1889 (Polydesmida: Polydesmidae) secretes allomones from glands on both lateral surfaces of its body segments. The secretion was identified by gas chromatography-mass spectrometry (GC-MS) analysis with electron and chemical ionization, and was shown to be composed of a mixture of benzaldehyde, benzyl alcohol, benzoylnitrile, benzoic acid and mandelonitrile benzoate. Hydrogen cyanide was qualitatively identified by the picric acid test. This is the first identification of these compounds in a cave-dwelling polydesmid.
The World’S Deepest Subterranean Community - Krubera-Voronja Cave (Western Caucasus), Alberto Sendra, Ana Sofia P.S. Reboleira
The World’S Deepest Subterranean Community - Krubera-Voronja Cave (Western Caucasus), Alberto Sendra, Ana Sofia P.S. Reboleira
International Journal of Speleology
Subsurface biota extends over a wide variety of habitats that can be spatially interconnected. The largest communities of this subsurface biota inhabit cavities and are well known mainly in caves where biologists are able to have access. Data about deep subterranean communities and arthropods living under one thousand meters was unknown.
An expedition to world’s deepest cave, Krubera-Voronja in Western Caucasus, revealed an interesting subterranean community, living below 2000 meters and represented by more than 12 species of arthropods, including several new species for science. This deep cave biota is composed of troglobionts and also epigean species, that can penetrate …
Patterns Of Seasonal Variation In Diet, Abundance, And Movement Of The Scarlet Macaw (Ara Macao) In Southern Belize, Mark Stephen Mcreynolds
Patterns Of Seasonal Variation In Diet, Abundance, And Movement Of The Scarlet Macaw (Ara Macao) In Southern Belize, Mark Stephen Mcreynolds
Antioch University Dissertations & Theses
This study was conducted in 2008 and 2009 to determine if Scarlet Macaws (Ara macao), in subtropical southern Belize, Central America, are seasonal and elevational migrants and if their movement is influenced by seasonally abundant food. Reports from southern Belize indicated strongly seasonal sightings of macaws (N ≈ 200) in two separate areas of considerable difference in elevation. I monitored plant phenology plots (2 m x 500 m) in low (N = 6) and high (N = 6) elevation areas for a year to compare fruit abundance with macaw sightings in point counts on the plots and nearby. My point …
Metabolic Support Of Anaerobiosis In Embryos Of The Annual Killifish Austrofundulus Limnaeus, Andrew Mccracken
Metabolic Support Of Anaerobiosis In Embryos Of The Annual Killifish Austrofundulus Limnaeus, Andrew Mccracken
Dissertations and Theses
Embryos of the annual killifish Austrofundulus limnaeus display a remarkable tolerance to anoxia during development, most notably during embryonic diapause. Little is known about the metabolic or enzymatic changes that accompany this state of anoxia tolerance. This study examined the metabolic changes associated with exposure to anoxia by measuring the activity of the enzyme phosphoenolpyruvate carboxykinase (PEPCK), and by profiling the concentration of 31 metabolites ranging from amino acids to citric cycle intermediates at 4 different developmental stages, diapause 2 (DII), 4 days post diapause (dpd), 12 and 22 dpd. Embryos of A. limnaeus showed stage specific changes in concentrations …
Geostatistical Spatiotemporal Modelling With Application To The Western King Prawn Of The Shark Bay Managed Prawn Fishery, Ainslie M. Denham
Geostatistical Spatiotemporal Modelling With Application To The Western King Prawn Of The Shark Bay Managed Prawn Fishery, Ainslie M. Denham
Theses: Doctorates and Masters
Geostatistical methodology has been employed in the modelling of spatiotemporal data from various scientific fields by viewing the data as realisations of space-time random functions. Traditional geostatistics aims to model the spatial variability of a process so, in order to incorporate a time dimension into a geostatistical model, the fundamental differences between the space and time dimensions must be acknowledged and addressed. The main conceptual viewpoint of geostatistical spatiotemporal modelling identified within the literature views the process as a single random function model utilising a joint space-time covariance function to model the spatiotemporal continuity. Geostatistical space-time modelling has been primarily …