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Takao Furuno

Takao Furuno is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Takao Furuno rather than just read about it. In short: Takao Furuno (born 1950) is a Japanese farmer, social entrepreneur, philanthropist, private aid volunteer, and pioneer of the duck-rice farming, known as aigamo in Japanese. Biography Born in 1950, Takao Furuno lives in Fukuoka Prefecture, Kyushu, Japan, a rural region west of the Japanese archipelago.

Takao Furuno — main illustration
Takao Furuno — illustration

Key takeaways

  • Takao Furuno belongs to science; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Takao Furuno to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Takao Furuno from memory before moving on to harder problems.

Reference excerpt

Takao Furuno (born 1950) is a Japanese farmer, social entrepreneur, philanthropist, private aid volunteer, and pioneer of the duck-rice farming, known as aigamo in Japanese.

Biography Born in 1950, Takao Furuno lives in Fukuoka Prefecture, Kyushu, Japan, a rural region west of the Japanese archipelago. A small farmer, he was one of the first to begin using organic farming methods in Japan, starting in 1978. By his account, he found in Rachel Carson’s famous book, Silent Spring, the motivation to take his farm in a new direction. He obtained a PhD in Kyushu University.

Evolution of the aigamo method

After ten years of using organic farming practices, Furuno learned of a traditional Japanese rice farming method that consisted of using ducks to eliminate the weeds in rice fields, the "Aigamo Method." His first experiment was a success, but not without problems. In this system, ducklings are introduced into rice paddies for the purpose of (1) providing natural fertilizer, (2) to strengthen the rice seedlings by oxygenating the water from the turbulence caused by the ducklings' swimming actions, as well as (3) to weed and eat insects. One season, disease destroyed Furuno's entire crop. For three years, dogs ate his ducks until he installed electric fences. Then, Furuno had to ward off birds of prey, who would fly into the paddies for a quick meal. By continuous observation and research, however, Furuno was able to identify the optimal age at which ducklings should be released into rice fields (7 days), the number that should be introduced for every tenth of a hectare (15-30), and the moment when the ducklings should be removed from working in a paddy (8 weeks) so as not to eat the rice. Through experimentation, he discovered, too, that the addition of loaches (a type of freshwater fish) and the nitrogen-fixing weed Azolla to the fields boosted rice and duck growth, and simultaneously supplied nutrition for the ducks. Wires strung at intervals across the fields deterred the birds of prey. By 1989, he had re-engineered the method into a sustainable, integrated organic rice and duck farming system that could be replicated. Today, in addition to protecting his family’s health, Furuno now produces crop yields without the use of chemicals that equal or surpass those of farmers still using conventional methods. Furuno has successfully marketed duck rice, which now sells at a 20-30% premium over conventionally grown rice in Japan and other countries. Today, his 3.2-hectare farm produces rice, organic vegetables, eggs, ducks, and ducklings. Through his writings, travels, lectures and cooperation with agricultural organizations and governments, his methods have spread to more than 75,000 farmers in Japan, Korea, China, Vietnam, the Philippines, Laos, Cambodia, Malaysia, Bangladesh, Iran, and Cuba. The adoption of this method boosts a farmer's income, decreases their workload, and reduces environmental damage, while increasing local and regional food security. When the ducks are no longer needed, they are used as table birds or sold to add considerably to the family income and protein intake. Farmers using the aigamo method also have more time to spend with their family or doing other things. In the past, it has been estimated that manual weeding of paddies requires 240 person-hours per hectare every year.

Publications Furuno, Takao. The Power of Duck: Integrated Rice and Duck Farming. Tagari Publications, 2002 ISBN 0908228120. Furuno, Takao. Aigamo Duck Cookbook. In Japanese. Nobunkyo, ISBN 4-540-98395-4. Furuno, Takao. The One-Duck Revolution. In English. Self-published on Lulu.com, 2012. ISBN 9781300076339. ISBN 9781329202078.

References

Worked examples

Example 1 — a first encounter with Takao Furuno

Start with the simplest possible case. Write down what Takao Furuno claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Takao Furuno before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Takao Furuno ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Takao Furuno

In research
Takao Furuno appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Takao Furuno in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Takao Furuno is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1950 births, Living people, People from Fukuoka Prefecture, so understanding it makes those chapters shorter.
In everyday life
Look for Takao Furuno outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Takao Furuno in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Takao Furuno means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Takao Furuno out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Takao Furuno in simple terms?

Takao Furuno (born 1950) is a Japanese farmer, social entrepreneur, philanthropist, private aid volunteer, and pioneer of the duck-rice farming, known as aigamo in Japanese. Biography Born in 1950, Takao Furuno lives in Fukuoka Prefecture, Kyushu, Japan, a rural region west of the Japanese archipel…

Why does Takao Furuno matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Takao Furuno?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Takao Furuno.

Tags

  • 1950 births
  • Living people
  • People from Fukuoka Prefecture
  • Rice
  • Sustainable agriculture

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