Ecology
epub |eng | 2019-12-04 | Author:Joanna R. Freeland; [Freeland, Joanna R.]

Inbreeding Inbreeding occurs when individuals mate with their relatives. Inbreeding does not alter the allele frequencies within a population, but it does increase homozygosity throughout the genome, thereby decreasing levels ...
( Category: Ecology April 9,2021 )
epub |eng | 2019-09-26 | Author:Aldo Leopold [Leopold, Aldo]

Flambeau People who have never canoed a wild river, or who have done so only with a guide in the stern, are apt to assume that novelty, plus healthful exercise, ...
( Category: Ecology October 30,2020 )
mobi |eng | 2010-09-28 | Author:Olson, Steve;Graffin, Greg

From my earliest childhood, my parents encouraged and highly valued creativity. My dad’s favorite gifts around holidays and birthdays were oil paints, sable brushes, and plastic models of aircraft or ...
( Category: Science & Religion October 1,2020 )
epub |eng | 1991-08-14 | Author:Unknown

PAPER 22 ON THE USE OF MATRICES IN CERTAIN POPULATION MATHEMATICS BY P. H. LESLIE, Bureau of Animal Population, Oxford University CONTENTS 1. Introduction 2. Derivation of the matrix elements ...
( Category: Ecology August 10,2020 )
epub |eng | 2012-11-08 | Author:David Buchanan

To date Minnesota’s revenue has amounted to over $10 million, divided equally among the school, Honeycrisp’s breeders, and a fund for ongoing projects. This influx of cash has been critical ...
( Category: Essays August 7,2020 )
mobi |eng | 2012-10-24 | Author:David Buchanan [Buchanan, David]

Seven SMALL FARMS IN THE CITY, THE COUNTRY, AND EVERYWHERE IN BETWEEN “Didn’t think you’d make it,” my friend Jeremy Oldfield says as I come rushing through the New Haven, ...
( Category: Essays August 7,2020 )
epub |eng | 2000-08-14 | Author:Lovelock, James

Fig. 6. The fluxes of oxygen and carbon between the major reservoirs of the Earth’s atmosphere, surface, and oceans. Quantities are shown in units of terramoles. A terramole of carbon ...
( Category: Environmental Science August 6,2020 )
epub |eng | 2011-02-26 | Author:Graham Bell

Lastly, as anyone can testify who has experienced true wilderness, these areas of the planet are sacred for their beauty and abundance alone. How could anyone who had destroyed a ...
( Category: Temperate August 6,2020 )
azw3, epub |eng | 2019-02-11 | Author:Akiko Busch [Busch, Akiko]

SIX AT THE IDENTITY SPA I feel I’m anonymous in my work. When I look at the pictures, I never see myself; they aren’t self-portraits. Sometimes I disappear. —CINDY SHERMAN ...
( Category: Human Geography August 6,2020 )
epub |eng | | Author:Eric Justes

Crop Rotations and Fallow Period Types Three types of fallow period were defined on the basis of the the previous-next pairing (previous main crop-next main crop):Wheat-maize: long fallow period after ...
( Category: Environmental August 6,2020 )
epub |eng | 2013-02-11 | Author:Allan Savory & Jody Butterfield [Savory, Allan]

Conclusion As I mentioned, most individuals have only limited power to control the source of energy they use, although citizens can speak out for better governance, policies, planning, and regulation. ...
( Category: Conservation August 6,2020 )
epub |eng | | Author:Atsushi Hagiwara & Tatsuki Yoshinaga

7.2 Sources of Variation in Life History Traits There are two main reasons why life history traits might differ between two individuals: phenotypic plasticity and genetic variation. The former refers ...
( Category: Ichthyology August 6,2020 )
epub |eng | 2013-05-28 | Author:Leslie Sauer

• Fencing and repellents These alternatives are relatively costly and only applicable to specialized site situations. In general, repellents work best when changed frequently and where densities are relatively low. ...
( Category: Forests & Forestry August 5,2020 )
epub |eng | | Author:Federico Morelli & Piotr Tryjanowski

4.4.2 Indicator Species Analysis Another useful tool, in order to identify a set of bird species as potential indicators in a particular type of farming system, is the indicator value ...
( Category: Sustainable Development August 5,2020 )
epub |eng | | Author:Diane Ackerman

WEIGHING IN THE NANOSCALE We’re not just seeing invisibles; we’re engineering things on a minute, invisible-to-the-eye scale. “Nano,” which means “dwarf” in Greek, applies to things one-billionth of a meter ...
( Category: Natural History August 5,2020 )