2 edition of Assessment of changes in agricultural production as a result of introduction of irrigation found in the catalog.
Assessment of changes in agricultural production as a result of introduction of irrigation
S. D. Suryawanshi
by Dept. of Agricultural Economics, Mahatma Phule Agricultural University in Rahuri, Maharashtra, India
Written in English
Based on the survey conducted in 1982-83, by the Dept. of Agricultural Economics, Mahatma Phule Agricultural University.
|Statement||S.D. Suryawanshi, B.J. Hinge, M.P. Dhongade.|
|Series||Publication / Department of Agril. Economics, Mahatma Phule Agricultural University ;, 12, Publication (Mahatma Phule Krishi Vidyapeeth. Dept. of Agricultural Economics) ;, 12.|
|Contributions||Hinge, B. J., Dhongade, M. P., Mahatma Phule Krishi Vidyapeeth. Dept. of Agricultural Economics.|
|LC Classifications||S616.I4 S87 1987|
|The Physical Object|
|Pagination||76 p. ;|
|Number of Pages||76|
|LC Control Number||90900919|
The Challenges of Agriculture and Rural Development in Africa: The Case of Nigeria At the same time, however, the natural resource base underpinning agricultural production is under threat, with growing threats to genetic diversity and the degradation of of rural development has evolved through time as a result of changes in the 1. Introduction. Agriculture is a dominant form of land management globally, and agricultural ecosystems cover nearly 40 per cent of the terrestrial surface of the Earth ().Agroecosystems are both providers and consumers of ecosystem services ().Humans value these systems chiefly for their provisioning services, and these highly managed ecosystems are designed to provide food, forage, fibre
Investments in agricultural growth and productivity more effective at reducing poverty than alternative investments. Recent global simulation models show that increasing agricultural production and productivity is a much more effective way of reducing poverty in poor countries than increasing productivity in the industrial :// Report on agricultural productivity in South Africa: Literature Review compiled by Mapula Ramaila and Sandile Mahlangu 2 Preview The report is organised in five sections. The first section gives a background of agricultural productivity in South Africa and an indication of why the report has
3 AGRICULTURE, NATURAL RESOURCES, AND ENVIRONMENT1SECTOR ASSESSMENT (SUMMARY) Sector Road Map A. Sector Performance, Problems, and Opportunities 1. Indonesia is the largest archipelago in the world.2 The nation’s total land area is around million hectares (ha), of which some 55 million ha are agricultural, and million ha are As with life cycle assessment (LCA) studies in general, agricultural LCAs often rely on static and outdated inventory data, but literature suggests that agricultural systems may be highly dynamic. Here, we applied life cycle impact assessment methods to investigate the trends and underlying drivers of changes in non-global environmental impacts
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Agricultural production has been identified as a major nonpoint source of pollution in U.S. lakes and rivers that do not meet water quality goals. Nitrogen can be transported into aquatic systems from airborne, surface, underground, and in situ sources (Table 3).Sediment is the largest single type of pollutant followed by nutrients (NRC, ).As discussed above, much of the N that enters sents a method to extract changes of agricultural land, as the basis for the assessment and devel-opment of irrigation systems, which enhance production and protect land resources.
During the periodthe agricultural land in Binh Thuan decreased from % (in ) to % (February, ) of the total land surface in the :// B.
Sule, A. Barakade- A n Impact of Irrigation on Agricultural Productivity in Solapur District with References to Case Studies in Selected Villages: A Geographical Analysis 1. Introduction. The agricultural sector is the largest global consumer of freshwater, which accounts for about 70 percent of total freshwater consumption ().Uncertain water availability, climate variability and continuing growth in water demand have put severe pressure on high‐quality freshwater sources for irrigation (Fant et al., ; Gohar and Cashman, ; Taylor et al., ).
Climate changes remote from production areas may also be critical. Irrigated agricultural land comprises less than one-fifth of all cropped area but produces between 40 and 45 per cent of the world's food (Döll & Siebert ), and water for irrigation is often extracted from rivers which depend upon distant climatic :// 1.
Introduction. A growing global population and demand for food, coupled with competition between different water use sectors, has increased the pressure on water resources (Karimov et al., ).While modern agricultural techniques have greatly improved agricultural productivity and yield, they have also led to problems such as over consumption of water resources and damage to the Full technical report on the implications of climate change for the Agriculture Sector in South Africa scenarios of agricultural production both nationally and in the six water management areas of South pests and changes in irrigation requirements are ABARES climate and drought research focuses on understanding and measuring the effect of climate variability and change on agricultural industries.
ABARES also produces its Weekly climate, water and agricultural update, which summarizes recent climatic conditions, notable weather events and their impact on agriculture, water storage levels Agriculture is the science and art of cultivating plants and livestock.
Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that enabled people to live in cities. The history of agriculture began thousands of years ago. After gathering wild grains beginning at leastyears ago, nascent farmers Despite these small setbacks, environmental impact assessment has become an integral part of project planning one, which is continually being improved for posterity Generally, the potential • Changes in the UK’s climate will, in the long term, have significant positive and negative impacts on agricultural and forestry production.
For agriculture, however, in the short term it is likely that technology and socio-economic factors will continue to be more influential drivers of 1 AGRICULTURE AND RURAL DEVELOPMENT In order to report efficiently on the objectives outlined in Chapter 3, they have been clustered into logical groupings and structured into, changes as a result of natural development and changes due to nonnatural external influences.
Soil-quality assessment, based on inherent soil factors and focusing on dynamic aspects of soil system, is an effective method for evaluating the environ-mental sustainability of land use and management activities (Nortcliff, ) quality and methods for its A method for assessing the environmental impacts of freshwater consumption was developed.
This method considers damages to three areas of protection: human health, ecosystem quality, and resources. The method can be used within most existing life-cycle impact assessment (LCIA) methods. The relative importance of water consumption was analyzed by integrating the method into With rising demand for biomass, cropland expansion and intensification represent the main strategies to boost agricultural production, but are also major drivers of biodiversity decline.
We using irrigation water more parsimoniously a decade later. This could be due to the year drought and water shortages, as well as different water pricing, economic instruments, and policy changes.
It could also be a result of the environmental and production consequences in Australia of past over-watering, notably due Department: Agricultural Economics, Extension and Rural Development Supervisor: Prof.
Louw Co-supervisor: Prof. J.F. Kirsten ABSTRACT This study focused on analysing the production and marketing constraints that often prevent smallholder farmers from accessing high-value markets in the agribusiness value ://?sequence=1.
Climate change impacts in models used to calculate the social cost of carbon (SCC) are either poorly documented or based on a small number of The extremely arid Tarim Basin in northwestern China is an important cotton and fruit production region. However, extensive agricultural land reclamation combined with unreasonable water use in recent decades resulted in degradation of ecosystems along the Tarim River.
With declining water availability, it is becoming increasingly important to utilize this essential resource more :// records. Agricultural land and water resources were affected increasingly and negatively by drought. The indicators of these negative impacts are: the reduction of yields and quality of products of crops, livestock, and aquaculture due to increasing pests and diseases.
As a result, production. 1. Introduction. This paper is a review of a number of previous studies, carried out by the authors, of the possible effects of climate change on global agricultural yield potential, on cereal production, food prices and the implications for changes in the number of hungry :// 1.
1 Introduction Climate is a dynamic phenomenon that changes continually, with long-term warming and cooling cycles. However, recent rapid and extensive changes are too extreme to be dismissed as ‘normal’, and have been shown to be closely correlated to changes in atmospheric carbon as a result of human activity (see IPCC a,b,c) 06 Smallholder Horticultural Production and Business Trainer’s Manual The land reform programme () saw significant changes in the Zimbabwe agricultural landscape with effects hitting hard on the horticulture subsector, which was dominated by large commercial farmers (LSCF) land ownership dropping from 34% to 5%.
This scenario created a /files/explore/download/