ecology and management of tropical africa s forest invaders

... The success of the management efforts at SRS is attested to by the 103 species of reptiles and amphibians, 87 fish species, 69 species of dragonflies and damselflies, Foreword xix 99 species of butterflies, ... timber and fuelwood harvests in the upland forests were substantial before 1865 Sawmills were abundant on SRS streams (Brooks and Crass 1991; Ruffin 1992) Lumbermen released floodgates on SRS streams ... percent of SRS land Most of this was cropland or recently plowed ground The majority of the uplands were in agricultural fields and bare ground The two forested land classes consisted of forest, ”...

Ngày tải lên: 17/02/2014, 19:20

... Northwest forest lands include Native American reservation lands, national parks, national forests, USDI-BLM districts, state forests, state parks, county forests, corporate timberlands, and nonindustrial ... many of the same issues as management of other edible mushrooms (Acker and Russell 1986, Amaranthus and Pilz 1996, de Geus and others 1992, Hosford and others 1997, Molina and others 1993, Pilz and ... ectomycorrhizal associates of hazels and oaks Uncertain species include a single collection of C borealis (Petersen and Ryvarden 1971) and the recently described C pseudominimus and C romagnesianus (Eyssartier...

Ngày tải lên: 08/03/2014, 14:20

... ecosystem to analysis of the ecosystems of individual sea basins This is possible because seas are much smaller than oceans, and the water in the seas may differ greatly from sea to sea, because ... given sea basin (or group of sea basins) Figure 2.2 presents the mechanism of ecologonomic system functioning as a process of substance and energy circulation in its subsystems 41 "Consumer" Subsystem ... natural resources of oceans and seas have always been of vital interest to humankind The number of countries with access to the sea has always exceeded that of countries deprived of such access, and...

Ngày tải lên: 31/03/2014, 18:20

... place in the classification of nosologists Some have regarded its characteristic symptoms as distinct and different diseases, and others have given its name to diseases differing essentially from ... rarely possible Also, the recognition of dementia in the individual subject rests on the use of criteria derived from unsatisfactory definitions and procedures Assessments such as the WAIS bring ... progress rapidly and often respond poorly to levodopa, suggests that they may not have idiopathic PD, since autopsy studies suggest that a rapid progression of symptoms and poor levodopa response...

Ngày tải lên: 08/08/2014, 21:20

... review demonstrates the admixture of normal tissues including Brunner 's glands, ducts, adipose tissue, and lymphoid tissue [4] The cells have uniform nuclei and significant dysplasia is not seen The ... lesion was composed of back to back mature Brunner 's glands Discussion Brunner 's glands are alkaline-secreting glands located in the submucosal layer of the duodenum The majority of Brunner 's ... those lesions on a pedunculated stalk [5,8] to surgical resection for giant broad-based lesions [12] The benign nature of BGH, and in most cases the lack of significant symptoms, makes endoscopic...

Ngày tải lên: 09/08/2014, 04:21

... Parkinson s Disease Parkinson s disease (also known as Parkinson disease or PD) is a degenerative disorder of the central nervous system that often impairs the sufferer s motor skills and speech ... Angiogenesis and Metastasis Inflammatory processes mediated by COX-2 and associated growth factors have been implicated in the invasiveness of various types of tumors COX-2 inhibitors, such as nonsteroidal ... performance, and analysis, with a focus on randomization of the study subjects, blinding of the investigators and study subjects, and the handling of dropouts and withdrawal of study subjects (Linde...

Ngày tải lên: 25/10/2013, 05:20

... CIBIS III – Đột tử sau kết thúc nghiên cứu Bisoprolol-first vs enalapril-first: 29 versus 34 sudden deaths; HR 0.84; 95% CI 0.51-1.38; P=0.487 10 % sudden death Enalapril-first Bisoprolol-first ... giúp s ng nâng cao (1) (Advanced Life Support) TL : Myerburg RJ, Castellanos A Cardiac Arrest and Sudden Cardiac Death In Braunwald s Heart Disease ; ed by Libby, Borrow, Mann, Zipes Saunders 2008, ... CIBIS III – Đột tử -Giai đoạn đơn trò liệu Bisoprolol-first vs enalapril-first: versus 16 sudden deaths; HR 0.50; 95% CI 0.21-1.16; P=0.107 1.6% ARR % sudden death Enalapril-first Bisoprolol-first...

Ngày tải lên: 23/12/2013, 02:19

... DETERMINISTIC RISK ASSESSMENT As described above deterministic risk assessments rely on single-point estimates of multiple input parameters to define exposure Current risk assessments use a mixture of average ... risk assessments are substantial For many organic compounds with the potential to be present in biosolids, data gaps in critical areas limit the accuracy of risk assessments Risk assessments ... illustrates the effect of multiple conservative assumptions in a deterministic risk assessment Many of the same conservative assumptions used were the same as those the USEPA used in that first round of...

Ngày tải lên: 14/02/2014, 03:20

... meta-analyses, systematic reviews of RCTs, or RCTs with a low risk of bias - Meta-analyses, systematic reviews of RCTs, or RCTs with a high risk of bias 2++ High quality systematic reviews of case ... assessing recurrence of tumour (distant and metastatic, see sections 3.2.6 and 3.2.7) It is less useful for assessing the primary site in the first three months posttreatment due to false positive ... awareness of signs and symptoms and risks of oral cancer showed that all those who received the leaflet (smokers, non-smokers and past smokers) reported greater knowledge (p< 0.001) with smokers 16...

Ngày tải lên: 14/02/2014, 22:20

... Pediococcus and Streptococcus Fungi: strains of Aspergillus, Yeast, strains of Saccharomyces Probiotics act by suppressing viable counts of pathogenic bacteria such as Escherichia nutrients and adhesion ... bronchitis, other respiratory diseases and also coccidiosis Higher moisture levels in the litter may also cause lameness, disinclination to move, and weight loss To assess moisture levels in the ... materials commonly used as litter are paddy husks, groundnut hulls, sawdust, wood-shavings, coir pith, chopped straw, bagasse and even sand The choice of litter material depends mostly on cost and...

Ngày tải lên: 21/02/2014, 01:20

... interventions Diagnosis is made on the basis of the symptoms and consequences of alcohol misuse outlined above Simple biological measures such as liver function tests are poor indicators of the presence ... dependence and risk, consider the: extent of any associated health and social problems need for assisted alcohol withdrawal 1.2.1.4 Use formal assessment tools to assess the nature and severity of alcohol ... 1.2.1.6 Staff responsible for assessing and managing assisted alcohol withdrawal (see 1.3.4) should be competent in the diagnosis and assessment of alcohol dependence and withdrawal symptoms and...

Ngày tải lên: 21/02/2014, 11:20

... 1.1.5.4 Schools should establish links with relevant organisations and professionals, including health professionals and those involved in local strategies and partnerships to promote sports for ... psychosocial dysfunction and exacerbation of conditions such as asthma) and risk factors • psychosocial distress, such as low self-esteem, teasing and bullying • family history of overweight and ... difficulties) 1.2.3.11 In secondary care, the assessment of overweight and/ or obese children and young people should include assessment of associated comorbidities and possible aetiology, and investigations...

Ngày tải lên: 21/02/2014, 11:20

... details) 1.1 Holistic approach to osteoarthritis assessment and management 1.1.1 Healthcare professionals should assess the effect of osteoarthritis on the individual s function, quality of life, ... Adjustments to home or workplace Screen for depression Mood Other current stresses in life Quality of sleep Holistic assessment of person with OA Ideas, concerns and expectations of main carer Support ... etc e.g bursitis Fitness for surgery Assessment of most appropriate drug therapy Comorbidity Pain assessment Interaction of two or more morbidities Falls Self-help strategies Drugs, doses, frequency,...

Ngày tải lên: 21/02/2014, 11:20

... FVIII Because of the specific characteristics of von Willebrand Disease hemostasis and fibrinolysis on mucosal surfaces, symptoms in VWD are often greater in these tissues Plasma VWF is primarily ... genetic diseases and includes large deletions, frameshifts from small insertions or deletions, splice-site mutations, nonsense mutations causing premature termination of translation, and missense mutations ... (Weibel-Palade bodies) from which it can be released by stress or drugs such as desmopressin (DDAVP, 1-desamino-8-D-arginine vasopressin), a synthetic analog of vasopressin VWF is also synthesized in bone...

Ngày tải lên: 21/02/2014, 12:20

... products of tissue vaporization, or distending gases such as CO2 Each of these situations is discussed later in this paper Issues relating to the use of anxiolytics and systemic analgesics that, ... cellulitus.8,9 In recent years, methicillinresistant S aureus (MRSA) has played a larger role in SSIs.1 RISK FACTORS Risk factors for SSIs include diabetes, tobacco abuse, systemic steroid use, surgical ... electrosurgery and the mechanisms of electrosurgical injury and discusses the methods of prevention of these injuries ELECTROPHYSICS Although a detailed description of electrophysics is beyond the scope of...

Ngày tải lên: 06/03/2014, 12:20

... plant tissues was investigated, analyses were performed on the same amounts of both Fod-inoculated and Fod-uninoculated tissues, with the aim of assessing if the F 4¢-OMT activity could be associated, ... spite of its high selectivity in the catalyzed methylation, this enzyme possesses some characteristics that are commonly shared by other previously described OMTs In fact, F 4¢-OMT consists of ... areas with those obtained from known concentrations of the respective standards Kinetic analysis and studies with different substrates Kinetic analyses were performed following Jencks [15] and...

Ngày tải lên: 08/03/2014, 08:20

... selection of materials and digital rights management; the technical questions of digitizing all formats; and the long-term issues of sustainability, user assessment, digital asset management and preservation ... Records Administration 's Electronic Access Report The costs discussed are mostly projected and estimated costs, a problem discussed in the conclusion, which suggests that further studies are necessary ... consideration This type of assessment needs to include both primary and secondary material and to examine the condition and size of both A systematic assessment of the institution 's collections...

Ngày tải lên: 08/03/2014, 14:20

... Consensus Documents produced by Task Forces, expert groups or consensus panels The Committee is also responsible for the endorsement process of these Guidelines and Expert Consensus Documents ... interpretation of diagnostic test results and selection of an appropriate diagnostic strategy In 90% of cases, suspicion of PE is raised by clinical symptoms such as dyspnoea, chest pain and syncope, ... non-randomized studies Consensus of opinion of the experts and/ or small studies, retrospective studies, registries Or large accuracy or outcome trial (s) in the case of diagnostic tests or strategies...

Ngày tải lên: 08/03/2014, 14:20

... increased prescribing of ESAs in Scotland Estimated current prescribing costs ESAs (£00 0s) Proposed prescribing costs ESAs (£00 0s) 1,547 3,650 Proposed increase in ESA prescribing costs (£00 0s) 2,103 ... risk of cardiovascular disease The management of complications of CKD, such as anaemia and bone disease, is also discussed Evidence for the best psychological and social support for patients and ... rheumatic diseases f connective tissue disease [Systemic lupus erythematosus (SLE), scleroderma] g spinal injuries h chronic use of NSAIDs i elderly j smokers k obese l socially deprived In patients with...

Ngày tải lên: 08/03/2014, 14:20