The people-biota-environment interface: organisms used by humans, and the ways humans conceive of those organisms. This can include wild, managed or domesticated organisms used for food, medicine, and other purposes, as well as "folk" understandings of taxonomy, botany, zoology, conservation, and ...

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1answer
296 views

Family tree for edible plants?

I am looking for a family tree for plants, particularly veg / herbs / fruit. Something similar to: If it could be slightly less technical than all the Latin ...
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1answer
327 views

Is there any natural blue rose?

I had recently read an article that the possibility of having natural blue rose is extremely rare because of the absence of delphinidin in most roses. Are all blue roses just a product of ...
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2answers
136 views

Why are there so many medicinal plants?

Here is wikipedia page containing a list of plants used in herbal medicine. One might first want to argue that many of them actually do not have any medicinal/beneficial effect on heatlth. I think we ...
1
vote
1answer
109 views

How many honeybees are there, and how has the number changed across time?

How would you begin to estimate the world population of the European Honeybee (Apis mellifera)? Would recent colony collapse disorder show up as a blip? How about the spread of A. mellifera from ...
2
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2answers
158 views

Change in conditions of an ecosystem lead to change in organisms

Let's think about the slash and burn method and its effects on the ecosystem. Cutting down trees that rise all the way up to the canopy would expose the plants at ground level to more light, so would ...
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1answer
53 views

Is Schoons Hard Shell muskmelon a hybrid?

Would Schoon's Hard Shell muskmelon be considered a hybrid as I have read it was a cross between a Bender's Surprise and a Honey Rock.
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1answer
30 views

Did the Swedish cod fishery expand in the past years?

The Marine Stewardship Council states that the cod fishery in the Eastern Baltic sea recovered well and issued it's MSC certificate to the Swedish cod fishery in 2011 for that region. (MSC 2011) Data ...
2
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2answers
109 views

Lactose Intolerance

What nutrition is given to infants who are lactose intolerant? I understand, in today's day and that age we have non-lactose formula milk, but what happened, before lactose-free milk was created, to ...
5
votes
1answer
262 views

What makes an animal/species suitable for domestication/training?

Humans have domesticated all manner of creatures during the course of their civilization - dogs, horses, several types of cattle, varieties of birds, and perhaps others too. A prerequisite for an ...
5
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1answer
584 views

Does cooking or ripening reduce the concentration of solanine in nightshade?

I recall a story from one of my Botany professors where he encountered a woman picking Solanum dulcamara (nightshade) berries. When he asked her what she was doing with them, she responded that her ...
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3answers
2k views

How does Artificial Selection work?

As far as I know for evolution to work mutations are necessary. Mutations are the raw material on which natural selection works. But mutations are always completely random and human beings have no ...
7
votes
3answers
419 views

The evolution of dogs through domestication and artificial selection

I am currently reading Richard Dawkins's book 'The Greatest Show On Earth: The proof for evolution' and in the second chapter he talks very much about the evolution of dogs. He says centuries ago ...
2
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1answer
122 views

List of species recently found of economic value

Is there a website or organization cataloging lists of biological species to have been recently found of great economic value? For example, a plant that wasn't of economic relevance a while ago but ...
9
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2answers
253 views

What are the evolutionary niches differentiating an apple from a pear?

So, as far as I understand (basic) evolutionary theories, diversity is generated by "niching." That is, if there is an environmental factor that hasn't been fully used by any species to "profit" off, ...