8 results found for botany

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00:05:00

Can the wheat which grows in dry areas solve the food crisis?

by Chiho Motokawa
Can the wheat which grows in dry areas solve the food crisis?
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 8 years ago | 1587 views
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Chiho describes her important work in looking for varieties of wheat which could help increase food production in arid areas.

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00:07:00

Wheat gets over global warming.

by Nao Sato
Wheat gets over global warming.
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 8 years ago | 1334 views
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Nao describes her work in investigating the ways in which wheat can be made to cope with the higher temperatures expected from global warming.

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00:09:00

The biology of Striga

by Various
The biology of Striga
for 14-19 and upwards,
Lectures | 14-19 and upwards | 9 years ago | 1858 views
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One of the major parasites is striga, a weed that sucks the juice and nutrients from cereal crops such as millet, sorghum and maize and causes great yield losses. A single striga plant can produce hundreds of thousands of seeds. The seeds are so tiny....

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00:05:00

Do Touch Ep 1 | Preserving Plant Material

by Daniel Julio Domínguez
Do Touch Ep 1 | Preserving Plant Material
for All ages,
Teaching modulesUndergraduate presentations | All ages | 9 years ago | 2724 views
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Introduction to systematics & DIY plant preservation techniques.  In this first webisode of Do Touch, Daniel Domínguez invites young scientist and collectors to Label, love, & learn about the world. The aim of this seri....

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01:27:00

Nature’s marvellous medicine

by Diana Bowles
Nature’s marvellous medicine
for 14-19 and upwards,
Discussions | 14-19 and upwards | 10 years ago | 1089 views
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For hundreds of years we have used plants and their extracts for their healing properties. Ancient Egyptians chewed white willow bark to relieve fevers and reduce inflammation, and many years later scientists discovered that the bark contains salicyl....

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01:04:00

Molecular chaperones: how cells stop proteins from misbehaving

by R. John Ellis
Molecular chaperones: how cells stop proteins from misbehaving
for 18-22 and upwards,
Lectures | 18-22 and upwards | 11 years ago | 2579 views
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Proteins are the action molecules of all cells, and to function properly, protein chains must fold and assemble correctly. But each chain of every protein runs the risk that it will combine with one or more identical chains to form nonfunctional aggr....

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01:00:00

Science not stamp collecting? Botany from 1759 to 2059

by Stephen Hopper
Science not stamp collecting? Botany from 1759 to 2059
for 18-22 and upwards,
Lectures | 18-22 and upwards | 14 years ago | 1442 views
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Professor Hopper considers the vital role that the study of plant taxonomy and systematics has played in plant science. He considers, in particular, how these fields are transforming to meet the needs of 21st Century science as we address the challen....

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01:04:00

The origins of flowers

by Peter Crane
The origins of flowers
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1292 views
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Flowers are such a ubiquitous and familiar part of our modern world that it is easy to take them for granted. But as Darwin recognized, the exquisite details of their structure and appearance have been shaped by evolutionary processes over millions o....

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