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Case studies

Links to case studies of Practical Action's work on food and agriculture in LEDCs

Zeer pot fridge

Ceramic fridges use evaporation to keep food fresh and medicine cool in the hottest climates.

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Turning compost into food

Thousands of compost filled holes can transform infertile sandbars into fields rich with pumpkins.

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Multiple use water systems

Constructed with local materials, these systems uses gravity to provide families with enough water to drink and to irrigate their crops

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Donkey ploughs

A light, inexpensive metal plough that can help people work much faster on their land and increase their harvests

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Floating gardens

Water hyacinth is collected to construct a raft, which is then covered in soil to enable farmers to grow food on flooded land

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Rice-fish culture

By introducing small fish into their rice fields, farmers can yield a better crop and provide their families with a protein-rich diet

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Treadle pump

This foot-driven irrigation system greatly increases the income that farmers generate from their land

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Irrigation

Simple irrigation techniques help families move from malnutrition to self-sufficiency.

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Community-based extension

Access to information and new ideas to improve agriculture practice is important for small scale farmers.

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Rainwater harvesting

Captures rainwater before it can be washed away, to be used once the rains have passed and soil is dehydrated

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Adapting rice to saltier water

Using forgotten indigenous varieties of rice to grow in saltier water

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Case studies - Focus on Technology

Six fantastic case studies showing technology to be central to development solutions in different counties.

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