science

Teikei

Teikei 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 Teikei rather than just read about it. In short: Teikei (提携) is a system of community-supported agriculture in Japan, where consumers purchase food directly from farmers. Teikei is closely associated with small-scale, local, organic farming, and volunteer-based, non-profit partnerships between producers and consumers.

Key takeaways

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

Reference excerpt

Teikei (提携) is a system of community-supported agriculture in Japan, where consumers purchase food directly from farmers. Teikei is closely associated with small-scale, local, organic farming, and volunteer-based, non-profit partnerships between producers and consumers. Millions of Japanese consumers participate in teikei. It is widely cited as the origin of community-supported agriculture around the world. While there is some disagreement as to the "first" teikei group, the concept can be traced back to the mid-1960s, when a group of Japanese women banded together to purchase fresh milk. A general movement towards consumer-farmer partnerships in Japan in the late 1960s and early 1970s was driven by environmental issues and distrust of the quality of food in the conventional food system. One of the founding teikei groups, the Japan Organic Agriculture Association (JOAA), founded in 1971, describes teikei as "an idea to create an alternative distribution system, not depending on the conventional market. Though the forms of teikei vary, it is basically a direct distribution system. To carry it out, the producer(s) and the consumer(s) have talks and contact to deepen their mutual understanding: both of them provide labor and capital to support their own delivery system.... Teikei is not only a practical idea but also a dynamic philosophy to make people think of a better way of life either as a producer or as a consumer through their interaction." Teikei in Japanese means "cooperation", "joint business", or "link-up". In reference to CSA, it is commonly associated with the slogan "food with the farmer's face on it".

Teikei abroad While there is no evidence that teikei was the inspiration for community-supported agriculture (CSA) in the United States, there have been a few examples of CSA programs that have followed the Japanese model closely. The system is valued for its ability to make small-scale agriculture more economically viable and give more control to consumers over the food they consume. Although the CSA movement was born out of anthroposophical and biodynamic farming initiatives, CSA has also enjoyed the benefit of gaining popularity through the booming organic farming movement in the United States that experienced rapid and growth in the late '90s and early '00s, leading to the establishment of organic produce in mainstream retail sales.

See also Biodynamic agriculture Gruppi di Acquisto Solidale Sustainable Agriculture

References

Worked examples

Example 1 — a first encounter with Teikei

Start with the simplest possible case. Write down what Teikei 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 Teikei 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 Teikei 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 Teikei

In research: Teikei 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 Teikei 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: Teikei is common in secondary-school and first-year university syllabi. It links to neighbouring topics Agricultural labor, Agriculture in Japan, Economy of Japan, so understanding it makes those chapters shorter.
In everyday life: Look for Teikei 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 Teikei in 20 minutes

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

Frequently asked questions

What is Teikei in simple terms?

Why does Teikei 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 Teikei?

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 Teikei.