Tree invasions have been documented throughout Northern Hemisphere high elevation meadows, as well as globally in many grass and forb-dominated ecosystems. Tree invasions are often associated with large-scale changes in climate or disturbance regimes, but are fundamentally driven by regeneration processes influenced by interactions between climatic, topographic, and biotic factors...
During the last 15 years, numerous geophysical surveys and geological sampling
and coring expeditions have helped to characterize the tectonic setting, subsurface
stratigraphy, and gas hydrate occurrence and abundance within the region of the
accretionary wedge surrounding Hydrate Ridge. Because of these investigations, Hydrate
Ridge has developed as an international...
We present an approach for generating a character’s response in anticipation of
an impending impact. Protective anticipatory movement is built upon several
simple actions that have been identified as response mechanisms in monkeys
and in humans. These actions are parameterized by a model of the interaction
based on the approaching...
Small-scale shrimp farmers have contributed significantly to the increasing of shrimp production in Indonesia. In line with increasing production, they have also faced with various risks, thus resulting in high fluctuation of their income. Risk management strategies are needed to cope the risks and to increase their sustainability in shrimp...
Demands by employers for well-rounded individuals are increasing. Potential employers of fish and wildlife graduates are looking for staff that can communicate effectively, work autonomously, and who can problem-solve (Northwest Center Sustainable Resources 1998). There has been a paradigm shift in curriculum development driven by the requirements of agencies and...
Quaking aspen (Populus tremuloides) is one of a few iconic trees that symbolize the spirit of the West. Though sparsely distributed throughout Oregon, aspen is an important species, providing a long history of benefits to both people and wildlife. “Quakies,” as many call aspen, are well liked by ranchers, hunters,...
Quaking aspen (Populus tremuloides) is one of a few iconic trees that symbolize the spirit of the West. Though sparsely distributed throughout Oregon, aspen is an important species, providing a long history of benefits to both people and wildlife. “Quakies,” as many call aspen, are well liked by ranchers, hunters,...
Oregon has a rich history in the production of fruits, berries, vegetables, and ornamental crops; the state’s national and international reputation for delivering high-quality products is well-established and well-deserved. In the past, agriculture and forestry were the foundation of Oregon’s economy. Although other activities now are equal in size to...
The paper discusses contribution of dagaa Rastreneobola argentae fishery to Tanzanian economy. It uses data from two studies conducted in Lake Victoria as well as literature retrieved from Fisheries Division and other institutions. Results indicate that dagaa fishery generates an average monthly income over $150 to individual fisher/trader, provided employment...
A step-by-step guide to riparian tree and shrub planting in the Willamette Valley. Provides information on project planning, plant materials, site preparation, planting techniques, site maintenance, and monitoring and evaluation. Intended to help landowners, watershed council members, agency personnel, and others communicate about, plan, and implement woodland plantings near streams...
A publication containing advice on a wide range of gardening topics, including composting, container gardens, fall/winter gardens, fertilizing, insect pests, plant diseases, planting guidelines, raised beds, site selection, slugs, soil improvement, tilling, warm-season crops, watering, and weeds. Includes regional tips for various parts of Oregon.
Streams make up only one percent of the watershed. Nonetheless, they are an essential component to watershed health. Streams are home to wildlife and fish. Well-functioning streams contribute to water quantity and quality. And streams play an important role in flood and erosion control.
Optimal and sustainable fisheries industry can only be achieved with proper planning through
the implementation of appropriate management instruments as well. Fisheries resources
accounting is one of the planning instruments, which should be used as a main reference of
Fisheries Management Plan. In general, fisheries accounting provide insights for policy...
The introduction of culture-based fisheries (CBF) in small scale irrigation systems is increasing the marginal value of water in rice farming. The amount of water that is used in Sri Lanka for rice farming could be utilised to generate more profitable non-crop economic activities such as CBF. This paper examines...
Fish is an important source of protein which is highly needed for human beings to experience
necessary growth and development. This is the reason for the phenomenal rise in the
consumption of fish in order to meet up with the body nutritional requirements. Therefore,
marketing of this source of protein...
The European Common Fisheries Policy Reform includes new discard regulation that is likely to have the greatest impact on fisheries and fleets of any recent regulation. However, there is a distinct lack of data or empirical knowledge available to inform the effects on fleets. This has the potential to result...
The long desired self-sufficiency in national and grass-root fish production is momentous to food security in Nigeria. The nature and patterns of feed utilization among fish farming households will provide a strategy to raise demand for local feeds thereby raising national feed production vis-à-vis reducing Nigeria’s import dependency on feeds....
The objective of this study is to investigate the sustainability properties of the stock of the shrimp trawl
fishery in the Tonkin Gulf, Vietnam. Surplus production models of Verhulst-Schaefer and Gompertz-Fox
are applied to the shrimp trawl fishery, which is a typical tropical fishery with the characteristic properties
of small...
There has been little empirical analysis of technical efficiency for commercial fisheries in Victoria. This study examines technical efficiency in the Victorian Abalone Fishery with an input-oriented data envelopment analysis (DEA) using panel data for the period from 1978/79 to 2009/2010. The influence of factors affecting technical efficiency is analysed...
The role of women in fisheries is often undermined. Several studies have tried to show how important is women in fisheries, particularly in marketing. In support for this kind of studies, this paper will try to measure the role of women in fisheries sector. Using a one full year fish...
This study evaluated the Philippine tilapia supply chain including the roles of key actors, logistical issues, external influences, and transaction flows among market levels. It identified improvement areas and provided recommendations for the industry. Key players include hatcheries, nurseries, commercial/small-scale farmers, consumers and institutional buyers. Pampanga, Batangas and Laguna are...
Aquaculture, the farming of aquatic organisms especially fish, in Nigeria is dated back to the 1940s at Onikan Experimental farm, South West Lagos and the 160ha industrial scale fish farm, Middle Belt, Panyam, Jos in 1951. Since then, great expansion has been witnessed in Nigeria’s aquaculture industry; graduating from extensive...
This presentation provides an overview of a session presentation held at the NAAFE Forum 2017 in March, 2017. The title of the session was: Rights-Based Management. The title of the presentation was: We Need to Restore Ourselves First: The Story of El Manglito.
We empirically estimate the effects on management outcomes in common-pool resource
management into three: the direct effect of management systems, the direct effect of social
capital, and the indirect effect of management systems and social capital interacting each other to influence the outcomes. In particular, we focus on revenue sharing...
This paper traces the rise and fall of, in its day, one of the most important fisheries in the world. The fishery exhibits the impact of changes in demand and supply brought about by technological advance in three noticeable shocks. Fishing is said to have commenced in 495AD. So prolific...
This publication is a reference guide for forest soils productivity and management. Main topics include (1) understanding and managing risk, (2) soil characteristics that affect productivity, (3) soil survey information for forestland managers/management of soil erosion, (4) managing mass wasting risk, (5) managing soil disturbance, and (6) maintaining adequate nutrient...
Streams make up only one percent of the watershed. Nonetheless, they are an essential component to watershed health. Streams are home to wildlife and fish. Well-functioning streams contribute to water quantity and quality. And streams play an important role in flood and erosion control.
In Tanzania, the overall objective of the National Fisheries Policy is to develop a robust, competitive and efficient fisheries sector that contributes to food security, nutrition, growth of the national economy and improvement of the wellbeing of fisheries stakeholders. The overall goal of fisheries management is to produce sustainable biological,...
The “Fast Fish” campaign is a policy promoted by the Ministry of Agriculture, Forestry and Fisheries in Japan. The term “Fast Fish” refers to fish products that are boneless and easy to prepare. Our study examined the campaign’s influence on consumer consciousness of marine environmental preservation in Japan, which is...
This video focuses on reducing the use of paper in offices. Various businesses show the techniques they use to increase efficiency, save money, and improve communications with customers.
Lake Chad is an important fish supply centre in the semi-arid zone of West Africa. Processed Fish Trade (PFT) has catered neighbouring countries for a long time. However, Fresh Fish Trade (FFT) boomed due to severe droughts between 1970 and 1994, by which the PFT main fish species were replaced...
The generation of market information is critical in the dynamic and highly differentiated global seafood market. Information has strategic value and market information is therefore vital in creating and delivering value. However, the context of long, globalised supply chains and highly differentiated seafood markets results in value chain members having...
Provides information about complexity of watersheds. Outlines ways to form partnerships, to develop strategies for enhancing watershed resources, and to implement enhancement projects.
This publication is a reference guide for forest soils productivity and management. Main topics include (1) understanding and managing risk, (2) soil characteristics that affect productivity, (3) soil survey information for forestland managers/management of soil erosion, (4) managing mass wasting risk, (5) managing soil disturbance, and (6) maintaining adequate nutrient...
This publication is a reference guide for forest soils productivity and management. Main topics include (1) understanding and managing risk, (2) soil characteristics that affect productivity, (3) soil survey information for forestland managers/management of soil erosion, (4) managing mass wasting risk, (5) managing soil disturbance, and (6) maintaining adequate nutrient...
This study was conducted with the aim of modeling and forecasting the Indian shrimp export prices to the USA. Two major species mainly Black tiger (Penaeus monodon), white legged shrimp (Litopenaeus Vannmei) headless, shell on form, grade 16/20 were considered for the study. Published data on weekly price indicators of...
The papers in this collection grew out of an organized symposium at the 1998 meetings of the American Agricultural Economics Association: "Conceptual Foundations of Economic Research in Rural Studies." The symposium was organized to provide a forum for discussion of the new frameworks of rural capital and economic geography, to...
This study documented the historical perspective of lake fisheries in Kashmir, India, estimated the trends in fish production using the Kane’s cross impact analysis and the stakeholders’ willingness to pay (WTP) for the restoration of Schizothorax fishery in the lakes of Kashmir. The cross impacts of introduction of carps in...
When climate change alters the distribution of fish stocks, stocks that were previously owned by a single country can suddenly become shared between countries. Current models predict that in such cases, if no agreement on management is formed, stocks may be severely depleted. A similar problem arises when a new...
Examines the eating habits of cows, sheep, horses, and goats, and explores how forage selection, pugging, trampling, and fencing contribute to a pasture's health and sustainability.
When a resource shifts from one player to another, e.g. due to climate change, the conservation incentive of the player losing the resource decreases while the conservation incentive increases for the player at the receiving end. We set up an analytical model to study how the structure of the game...
Continuing education workshops and shortcourses are playing an increasingly important role in the education of forest resource professionals. The “tug-of-war” between breadth and depth in undergraduate curricula, combined with pressure to reduce the number of credit hours required for graduation, create knowledge gaps in various disciplines. Workshops and shortcourses help...
Along the southern Sicilian coast (Central Mediterranean Sea), Sciacca harbor is the most important landing port for small pelagic fish species (manly anchovies and sardines) [1, 2]. This landing side accounts for about 2/3 of total catch in GFCM-FAO Geographical Sub-Area 16 (South of Sicily), where two operational units (OU)...
This toolkit is part of a larger project to employ innovative Extension techniques and technologies to engage a fast-growing yet traditionally underserved and socially disadvantaged segment of forest owners in the United States. This project is designed to engage women woodland owners with an empowering, peer-learning approach. The toolkit focuses...
The linefish sector is one of the 10 commercial fisheries in Namibia. This sector is made up of two subsectors: commercial right holders and angling. The angling subsector is further divided into two types of fishing activities; subsistence angling which serve as a source of food supply and recreational angling...
Oregon has a rich history in the production of fruits, berries, vegetables, and ornamental crops; the state’s national and international reputation for delivering high-quality products is well-established and well-deserved. In the past, agriculture and forestry were the foundation of Oregon’s economy. Although other activities now are equal in size to...
This presentation provides an overview of a session presentation held at the NAAFE Forum 2017 in March, 2017. The title of the session was: Rights-Based Management. The title of the presentation was: We Need to Restore Ourselves First: The Story of El Manglito.
Undergraduate enrollment in forest resource programs has been declining for the past 10 to 15 years, with enrollment in some programs nearing critical levels. Efforts to increase enrollment include broadening program offerings, creating new majors (especially in spatial information systems), and increasing recruiting efforts. A potential recruiting approach is working...
A publication containing advice on a wide range of gardening topics, including composting, container gardens, fall/winter gardens, fertilizing, insect pests, plant diseases, planting guidelines, raised beds, site selection, slugs, soil improvement, tilling, warm-season crops, watering, and weeds. Includes regional tips for various parts of Oregon.
Just as Pirsig’s (Pirsig, R.M. 1974. Zen and the Art of Motorcycle Maintenance. William Morrow and Company, New York. 412pp.) account of his motorcycle adventure explores the dichotomy of holistic and reductionistic philosophies, so too does a short course in chainsaw safety and tree felling incorporate these seemingly disparate viewpoints...
Discusses what land use practices can impact riparian areas and the techniques landowners, volunteers, and professional resource managers can use to improve and protect riparian function.
Some export fisheries in Australia have opted for third party certification to gain or maintain access to export markets. For domestic fisheries, the economic and management benefits of third party certification have yet to be fully demonstrated. However, as a response to community perceptions, competition with other users of the...
The “Fast Fish” campaign is a policy promoted by the Ministry of Agriculture, Forestry and Fisheries in Japan. The term “Fast Fish” refers to fish products that are boneless and easy to prepare. Our study examined the campaign’s influence on consumer consciousness of marine environmental preservation in Japan, which is...
The traditional way of securing food provision in Rwanda by taking more land under cultivation, is no longer an adequate solution, partly because most of the land available for agriculture is less fertile. If sufficient food is to be produced for a population that is expected to double in the...
Provides information about complexity of watersheds. Outlines ways to form partnerships, to develop strategies for enhancing watershed resources, and to implement enhancement projects.
Some export fisheries in Australia have opted for third party certification to gain or maintain access to export markets. For domestic fisheries, the economic and management benefits of third party certification have yet to be fully demonstrated. However, as a response to community perceptions, competition with other users of the...