... reserve areas and protecting the watersheds from which they obtain water for drinking and irrigation (Bray, 1991; Chapela and Lara, 1995) The forest managements of Nuevo San Juan and UZACHI have ... increased costs and decreased timber volumes implied by these efforts (Chapela and Lara, 1995) In San Martin, on the other hand, logging practices associated with a corrupted and mismanaged communal ... mark seasonal cycles and play important roles in community rituals The milpa and milpa fallows also provide fodder for domestic animals, flowers for the dead and for the saints, and, in the case...
Ngày tải lên: 11/08/2014, 17:20
... interaction with plants, soil, and water balance – which was already pointed out by Papritz et al (1991) and Flückiger and Braun et al (1992) The differences in the soil water balance between the ... collection and processing of throughfall water were carried out according to Kukla (2002) At four-week intervals, we also took totals of gravitational water from the soil depths of 0.10 and 25 cm, ... created, and appropriately timed shelterwood cuttings were applied with the aim to reach the required stand density Up to the present, two cutting interventions have been accomplished: in 1989 and...
Ngày tải lên: 07/08/2014, 03:22
Báo cáo khoa học nông nghiệp " Sustainable community-based forest development and management in some high-poverty areas in Bac Kan Province ( Report on a Training Course Forest Law )" pdf
... Forest Protection Department and joint project leader, and was attended by people in Na Muc and Khuoi Lieng in Van Minh peoples committee and for people in To Dooc and Ban Sang in Lang San peoples ... of forest resources and forestlands is an approach that relies on the communitys traditional knowledge and experiences and their expectation, thus heightening the capacity and cooperation in terms ... in communes and households to open a training class about forest development and management act Forest management and development act is a very important part in forest management and implementation...
Ngày tải lên: 21/06/2014, 04:20
BIODIVERSITY CONSERVATION AND UTILIZATION IN A DIVERSE WORLD pot
... semi-natural land under use and fallow land, including: water ponds, swampy areas, wetland, peat bogs, dry turfs, field boundaries, slope, embankments, and others Those, together with agricultural land, ... their kind, method of use and management The basic kind of agricultural land in the world are grasslands; meadows and pasture Grasslands cover more than 10% of the land area of the Earth About ... herbs, landscape and aesthetic, due to the diversity of forms and colours of plant habitats Plant Diversity in Agroecosystems and Agricultural Landscapes 11 The plant biodiversity of grasslands...
Ngày tải lên: 29/06/2014, 09:20
Báo cáo lâm nghiệp: "Changes in air quality in different phases of forest management process in a sub-mountain beech ecosystem (West Carpathian Mts.)" pdf
... precipitation and for gases (Bublinec, Dubová 2003; Dubová, Bublinec 2006), depending on the stand and canopy density In comparison with plot I, the stand density values on Me and Mo were more ... pollutants, and for definition of the risk area boundaries Parallelly we used the same method in a beech stand (stand density 0.7) in the surroundings of the aluminium plant in Žiar nad Hronom, and we ... dynamically, and the differences in proton load input between the plots were getting smaller It was evident that the closed stand canopy performed as a filter for precipitation and gases, and through...
Ngày tải lên: 07/08/2014, 03:22
Báo cáo lâm nghiệp: "C and 15 N isotopic fractionation in trees, soils and fungi in a natural forest stand and a Norway spruce plantation" pps
... plantation according to (A) total C and total N, and (B) δ13 C and δ15 N, Breuil forest, (all sporophores, mean and standard deviation for each group) Ectomycorrhizal and saprotrophic sporophores did ... natural stand and the plantation (P < 0.01) # δ15 N, differences statistically significant between the natural stand and the plantation (P < 0.01) 13 C and 15 N fractionation in saprophytic and ectomycorrhizal ... stands a total of 71 species were collected 34 species were collected only in the natural stand, 24 were collected only in the Norway spruce stand and 13 were collected both in the natural stand...
Ngày tải lên: 07/08/2014, 16:21
Báo cáo khoa học: "Organic matter and nitrogen dynamics in a mature forest of common beech in the Sierra de la Demanda, Spain" doc
... demand for the nutrient, and the availability of exogenous sources of nutrients Litter release factors include litter quality [2, 10, 11, 26, 53], macro -and micro-climatic variables [51] and ... contributed to the soil: 823 kg ha–1 yr–1 and 17.6% Only the fruit and “others” fractions represent important amounts: 576 kg –1 yr –1 and 12.3% and 351 kg ha–1 yr–1 and 7.5% respectively 3.2 Litter decomposition ... Lemée and Bichaut [46] reported an annual weigh loss between 15% and 40% in Fagus sylvatica and Pinus sylvestris while [9] reported a value of 31% and [75] a value of 27% 310 I Santa Regina and...
Ngày tải lên: 08/08/2014, 14:21
Báo cáo y học: "Estimation of stature from the foot and its segments in a sub-adult female population of North India" pps
... conceived, designed contributed to the introduction, material and methods and discussion, wrote, reviewed and edited the manuscript TK analyzed data, made all the tables and figures, wrote results and ... respectively), foot breadth at the ball and foot breadth at the heel All the measurements were taken with standard procedures and landmarks defined by Krishan [8], Robbins [14] and Vallois [44] The following ... of the study sample Figure 2: Measurements and landmarks on the human foot 21 TABLE 1- Landmarks used in foot measurements, and their description Landmark Description Pternion (pte) Most projected...
Ngày tải lên: 10/08/2014, 21:24
Oxidative stress regulates DTNBPI dysbindin 1 expression and degradation via a pest sequence in it s c terminus
... my dad and mom; Winson and Cathryn, and sister; Gloria, thank you for always believing that I could achieve greater heights and to my beloved; Jonathan, for his endless support and understanding ... associated ROS and free radicals to the progression and development of neurodegenerative diseases such as schizophrenia and Alzheimer’s disease (AD) (Butterfield and Kanski, 2001; Rao and Balachandran, ... pipetted into a PCR tube and was brought to a total volume of 50 µl with nuclease-free water Reaction was carried out in a PCR thermocycler and conditions were as follow: 37oC for h and 65oC for 20 After...
Ngày tải lên: 01/10/2015, 17:27
Modeling ammonia-nitrogen degradation in a polluted stream with biofilm technique
... streams- and the flexible tough stems can flow and swing with the streams back and forth, which brings weak resistance to the water flow During designing the filler the flexibility and toughness ... other hand, it offers good living and reproduction places for aquatic organism A lot of bacteria and protozoa glue on the stems and leaves of Chara foetida In addition, its graceful branches and ... meter (m), the water face width was 8.6m, and the water depth was 0.7~1.5m, the shape of streambed and bank was unanimous basically in total test stream because of clearing silt and bank slope...
Ngày tải lên: 05/09/2013, 09:38
Tài liệu Báo cáo khoa học: The chitinolytic system of Lactococcus lactis ssp. lactis comprises a nonprocessive chitinase and a chitin-binding protein that promotes the degradation of a- and b-chitin doc
... concentrations Sequence analysis and modelling of LlChi18A and LlCBP33A Cloning and purication of LlChi18A and LlCBP33A The gene fragments coding for the mature proteins of LlChi18A and LlCBP33A were successfully ... [21] and Chb3 [22] from Streptomyces coelicolor, CHB1 from Streptomyces olivaceoviridis [23], CHB2 from Streptomyces reticuli [24], CbpD from Pseudomonas aeruginosa [25] and proteins E7 and E8 ... CBP21 L lactis chitinase and chitin-binding protein from S marcescens [10], and a second example has been described recently in a study on carbohydratebinding proteins and domains from T fusca...
Ngày tải lên: 18/02/2014, 08:20
Tài liệu Báo cáo khoa học: Protein kinase CK2 activates the atypical Rio1p kinase and promotes its cell-cycle phase-dependent degradation in yeast pdf
... between Rio1p and Cka1p or Rio1p and Cka2p, respectively, in yeast strains disrupted for either CKA1 or CKA2 Genotypes are indicated below (C), and alleles in brackets denote the tagged (and immunoprecipitated) ... to yeast Rio1p and have both a CK2- and a K-domain, although the direct sequence similarity is low We have cloned both types of human cDNAs, ad 034 and SUDD, as myc3tagged version and expressed ... cycle and highly resistant to proteolytic degradation [40] Miscellaneous procedures Yeast were grown on standard media [41] and transformed as described by Gietz et al [42] Microscopy and cell...
Ngày tải lên: 18/02/2014, 16:20
Tài liệu The Economics Associated with Outdoor Recreation, Natural Resources Conservation and Historic Preservation in the United States pdf
... various resources needed for human comfort, security and well-being Saltwater wetlands, freshwater wetlands, temperate and tropical forests, grasslands, lakes, etc all provide different levels of ... U.S Fish and Wildlife Service These three fish and wildlife-based recreation reports were developed using expenditure and participation data from the U.S Fish and Wildlife Service’s and U.S Census ... preserving natural ecosystems like wetlands, forests and meadows, conserving endangered and threatened species, protecting biodiversity, and all programs, projects and properties required to so Four...
Ngày tải lên: 21/02/2014, 01:20
Forest Economic and Environmental Accounting: A pilot study of a first implementation by Statistics Sweden docx
... land and other strictly protected natural reserves Urban land: Towns and villages, parks gardens, nurseries and athletic grounds Other various land areas: Land used for particular purposes and ... Forest and other wooded land not exploitable for wood production has a very low economic use value The value has been set to zero Other land Other land consists mainly of agricultural land and land ... the Swedish volume figures refer to stemvolume over bark from stump to tip and the part of logging residuals of tops left in the forest is about % 10()י Valuation of land and standing timber...
Ngày tải lên: 08/03/2014, 08:20
Electrochemical Methods in Archaeometry, Conservation and Restoration potx
... laws and regulations and therefore free for general use Cover design: WMXDesign, Heidelberg Printed on acid-free paper springer.com Preface Electrochemical systems—e.g., batteries, capacitors, and ... Conservation and Restoration Preservation of cultural goods is an important and rewarding task of modern societies They are a vital source of inspiration and reflect the culture and history of the past and ... for understanding charge transfer reactions entered the fields of biochemistry and biophysics Indeed, the last century is characterized by a constant expanding of applications into more and more...
Ngày tải lên: 15/03/2014, 18:20
Water pollution and habitat degradation in the Gulf of Thailand ppt
... 1987b Heavy metals in seawater and sediments of the Inner Gulf of Thailand In: Proceedings the 5th Seminar on Research in Water Quality and Quality of Living Resources in Thai Waters, 7–9 July 1987, ... Inner Gulf of Thailand In: Proceedings the 5th Seminar on Research in Water Quality and Quality of Living Resources in Thai Waters, 7–9 July 1987, National Research Council of Thailand, pp 130– 135 ... Research in Water Quality and Quality of Living Resources in Thai Waters, 7–9 July 1987, National Research Council Thailand, pp 245–260 Cheevaparanapiwat, V., Menasveta, P., 1979 Total and organic...
Ngày tải lên: 15/03/2014, 23:20
Báo cáo khoa học: Vitamin C Biosynthesis, recycling and degradation in mammals doc
... was clearly different from glutaredox12 in and PDI SDS PAGE analysis gave a single band at 31 kDa and Km values of 0.25 and 2.8 mm were reported for DHA and GSH, respectively The enzyme had a specic ... scurvy, in man and in animals unable to synthesize the vitamin Important progress has been made recently in our understanding of the synthesis and the recycling of vitamin C, and a novel pathway ... [37] and now referred to as aldo-keto reductase 1A1 (AKR1A1) for the human enzyme [38] Km values of 0.33 and 0.69 mm were obtained for d-glucuronate and d-glucuronolactone, respectively, and these...
Ngày tải lên: 16/03/2014, 12:20
Báo cáo khoa học: "Comparing Objective and Subjective Measures of Usability in a Human-Robot Dialogue System" potx
... correlation between length and turns was 0.38; between length and response time 0.47; and between turns and response time 0.19 (all p < 0.0001) 0.76 0.55 L shape Table 2: Dialogue quality results Rate ... Oberlander, and A Knoll 2009 Evaluating description and reference strategies in a cooperative human-robot dialogue system In Proceedings of IJCAI 2009 M Huber, M Rickert, A Knoll, T Brandt, and ... during the study: the efficiency and quality of the dialogues, the users’ success at building the required objects and at learning the construction plans for new objects, and the users’ subjective reactions...
Ngày tải lên: 17/03/2014, 01:20
AGENDA 2020: A Technology Vision and Research Agenda for America''''s Forest, Wood and Paper Industry doc
... overall supply Water Quality - Identify compatible forest practices with other wetland functions, water quality and quantity and beneficial uses of riparian areas Ecosystem and Landscape Planning ... air and water quality, wildlife and fish habitat and aesthetics Biomass will be used not only for building materials and paper and paperboard products, but also increasingly for steam, power, and ... recovery and recycling Manufacturing plants will operate in harmony with the environment and the communities in which they are located Water use will be low and discharges to the air and water will...
Ngày tải lên: 18/03/2014, 02:20
STUDIES ON THE ECOLOGY AND CONSERVATION OF BUTTERFLIES IN EUROPE: Vol. 1: General Concepts and Case Studies pptx
... R.T.T (1996) Landscape Ecology Principles in Landscape Architecture and Land-use Planning Harvard, Harvard University Graduate School of design Forman, R T T and M Godron (1986) Landscape Ecology ... (Eds) 2005 and ecology of Maculinea teleiusthe Ecology and Conservationin&Polandin Europe Studies on and M nausithous of Butterflies Vol 1: General Concepts and Case Studies, pp 9-10 Landscape ... high risk of being abandoned and overgrown by bushes and trees Rivers with riparian strips of trees and meadows are creating suitable landscape structure for the migration and survival of the...
Ngày tải lên: 23/03/2014, 01:20