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(Book) Tierra Fértil
En el mundo hay cerca de 2500 millones de personas, en 500 millones de granjas, dedicadas a la agricultura familiar y a la producción de alimentos a pequeña escala. Su capacidad creativa para cultivar de manera productiva y sostenible con la naturaleza, en lugar de en contra de ella, es tal vez la f...
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(Book) Agro-pesticide use in Sri Lanka
This study examines the present situation of pesticide use and the changes and trends over the past ten years with the objective of highlighting the issues that need to be addressed by policies.
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(Book) The Brick Mould
Drawing of a brick mould.
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(Book) Bicycle Ambulance
These ambulances have been designed to be used on the terai, the flat marshy lands at the base of the Himalayas.
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(Book) Biomass as a Solid Fuel
Solid biomass is a source of energy from materials including wood, sawdust, and crop waste, which can be used directly or processed into briquettes and charcoal.
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(Book) Slow Sand-Filtration Water Treatment Plants
Slow sand-filtration systems are a technically viable water treatment solution.
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(Book) Handbook on Community-Led Total Sanitation
This handbook focuses on igniting a change in sanitation behaviour rather than constructing toilets. It is an attempt to bring together experience, diversified practice and local innovations from different countries and many sources.
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(Book) Liberalization of Seed Supply in Sri Lanka
This study discusses the different implication of the liberalizations of seed industry in Sri Lanka and suggests possible recommendations for improvements of the existing policies on the basis of primary and secondary findings of the study.
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(Book) How to Measure the Energy Used to Fire Clay Bricks
What defines an energy-efficient brick-firing technology and how does it compare to other technologies?
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(Book) Wind Pumping
This document examines the principles of wind energy conversion and looks at the types and characteristics of rotors, as well as the importance of matching rotor with pump.
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(Book) Roofing Options: Filler Slabs
Filler slabs, consume less concrete and steel as compared to conventional slabs, due to the use of less-heavy, low-cost filler material such as rejected Calicut tiles, clay pots and broken pieces of cement blocks. This technical brief describe the technology of filler slab.
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(Book) The Sri Lankan Pumpkin Tank
A small scale roof water harvesting tank promoted in Sri Lanka by the World Bank.
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(Book) Small-scale Oilseed Processing
Discusses refining oilseed on a small-scale; topics include raw materials, health and safety and processing.
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(Book) Home Composting Systems
This technical brief describes about different home composting methods and use of home composting bins in detail.
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(Book) Serpentine Solar Water Heating Design Manual
The Serpentine is a solar thermal collector developed as part of a low cost water heating system by the AIDG for households in Xela, Guatemala.
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(Book) Toddy and Palm Wine
Virtually any sugary plant sap can be processed into alcoholic drinks. The process is essentially fermentation of sugars making alcohol and carbon dioxide.
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(Book) Solar PV Energy in Nepal
Renewable energy practices in Nepal
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(Book) Briquette Production Process
This is a poster that illustrates both carbonised and non carbonised briquette production process.
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(Book) Tomato Farming
Tomato farming is one of the most popular farming practices that is being practiced by farmers around the world. This technical brief will help farmers on optimizing the production of tomatoes by giving attention at various stages of tomato farming. As tomato is one of the most popular crops that ca...
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(Book) Methods for Testing Lime in the Field
The acknowledged standard test for available lime is the ASTM Rapid Sugar Test, which uses relatively simple, portable laboratory glassware and common reagents.