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James Fletcher (entomologist)

James Fletcher (entomologist) 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 James Fletcher (entomologist) rather than just read about it. In short: James Fletcher (March 28, 1852–November 8, 1908) was a Canadian entomologist, botanist, and writer. He was born near Rochester, Kent, England, in 1852.

James Fletcher (entomologist) — main illustration
James Fletcher (entomologist) — illustration

Key takeaways

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

Reference excerpt

James Fletcher (March 28, 1852–November 8, 1908) was a Canadian entomologist, botanist, and writer. He was born near Rochester, Kent, England, in 1852. He began work as a clerk at the Bank of British North America in London, and was transferred to the Montreal branch in 1874 and the Ottawa branch in 1875. In 1876, he began work as an assistant in the Library of Parliament and discovered an interest in botany and entomology. He was one of the founding members of the Ottawa Field-Naturalists' Club and a president of the Ottawa Horticultural Society. He was elected to the Royal Society of Canada in 1885. Fletcher established a national reporting system to help identify and control the spread of insects and weeds harmful to agriculture. In 1887, he became the first Dominion Entomologist and Botanist attached to the Central Experimental Farm. He helped set up measures to control the spread of plant diseases and harmful insects from both within and outside Canada. He was a founder of the American Association of Economic Entomologists, now the Entomological Society of America, and a fellow of the Linnean Society of London. Fletcher also initiated the Canadian National Collection of Insects, Arachnids, and Nematodes (CNC). Besides his contributions to scientific journals and bulletins published by the Department of Agriculture and Agri-Food, he published with George H. Clark, The Farm Weeds of Canada in 1906. He died in Montreal in 1908. The Fletcher Wildlife Garden at the Central Experimental Farm, Ottawa, was named after him. On February 15, 2016, Fletcher was designated a National Historic Person. A federal historical marker reflecting that status was unveiled on November 9, 2017, at the Experimental Farm.

References

Edgar, Pelham (1912). "Fletcher, James" . In Lee, Sidney (ed.). Dictionary of National Biography (2nd supplement). London: Smith, Elder & Co. Mallis, Arnold (1971). American Entomologists. Rutgers University Press. pp. 113–116. ISBN 9780813506869. Riegert, Paul W. (1994). "Fletcher, James". Dictionary of Canadian Biography. Vol. 13. University of Toronto/Université Laval. Sterling, Keir B., ed. (1997). "Fletcher, James". Biographical Dictionary of American and Canadian Naturalists and Environmentalists. Greenwood Press.

Illustrations

James Fletcher (entomologist) illustration
James Fletcher (entomologist) illustration
James Fletcher (entomologist) illustration
James Fletcher (entomologist) illustration

Worked examples

Example 1 — a first encounter with James Fletcher (entomologist)

Start with the simplest possible case. Write down what James Fletcher (entomologist) 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 James Fletcher (entomologist) 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 James Fletcher (entomologist) 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 James Fletcher (entomologist)

In research
James Fletcher (entomologist) 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 James Fletcher (entomologist) 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
James Fletcher (entomologist) is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1852 births, 1908 deaths, 19th-century Canadian botanists, so understanding it makes those chapters shorter.
In everyday life
Look for James Fletcher (entomologist) 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 James Fletcher (entomologist) in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what James Fletcher (entomologist) 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 James Fletcher (entomologist) out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is James Fletcher (entomologist) in simple terms?

James Fletcher (March 28, 1852–November 8, 1908) was a Canadian entomologist, botanist, and writer. He was born near Rochester, Kent, England, in 1852.

Why does James Fletcher (entomologist) 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 James Fletcher (entomologist)?

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 James Fletcher (entomologist).

Tags

  • 1852 births
  • 1908 deaths
  • 19th-century Canadian botanists
  • British emigrants to Canada
  • Canadian entomologists
  • Canadian phytopathologists
  • Fellows of the Linnean Society of London
  • Fellows of the Royal Society of Canada
  • People from Rochester, Kent
  • Persons of National Historic Significance (Canada)

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