Not exact matches
Many scientists are trying to unravel the complex
crop genetics that allows these
crops to tolerate environmental extremes, and they hope to use conventional
breeding methods to create varieties that perform even
better.
Wild relatives of
crops could be
better suited to harsher climes, but efforts to collect and
breed such
crops are just beginning.
Higher frequency of extreme weather conditions makes it more difficult not only to predict harvests but also to
breed crop plants that can
better cope with future climate.
A new photosynthesis discovery at The University of Queensland may help
breed faster - growing wheat
crops that are
better adapted to hotter, drier climates.
In agriculture, it will take both
better breeding — for more water efficient
crops — and smarter irrigation.
Dr Steven Spoel of the University of Edinburgh's School of Biological Sciences, who led the study, said: «Understanding nitrogen absorption
better will ultimately allow us to
breed crop varieties that need less fertiliser, and therefore are
better for the environment.»
The 50 researchers also call on the federal government to provide
better funding for
crop breeding efforts at public universities, and for universities to develop new ways of steering revenues from popular
crop varieties back into research.
A
well - known
breeding technique called backcrossing has become far more potent recently, as markers have allowed scientists to locate rare offspring that retain only the desired — and now detectable — genes from orphan
crops.
But it appears that, to date, traditional plant
breeding boosts
crop yields
better than genetic modification.
Plant
breeding is the genetic improvement of the
crop in order to develop new varieties with desirable characters (traits)-- higher yield, resistance to diseases,
better nutrition (higher micronutrient content).
Cassava
breeding is a slow process, but Rabbi and his colleagues from IITA, National Root
Crops Research Institute in Nigeria and National
Crops Resources Research Institute in Uganda hope to speed things up using the genetic resources in NextGen's cassavabase.org, which can help breeders to pick the
best parental varieties and provides a unified platform for sharing cassava
breeding information.
The researchers say their speed
breeding technique has the potential to not only boost yields for farmers, but lead to
crops of
better quality
Hickey says the speed
breeding technique has the potential to not only boost yields for farmers, but lead to
crops of
better quality.
Gene sequencing and molecular markers help track the
best traits when
breeding new
crops.
From the 16th to 18th centuries, as selective
breeding allowed for
better yields of «edible carrots,» the differences between the domesticated food
crop and its wild counterpart grew, and many of these medicinal uses were abandoned.
Many
well - known figures and U.S. Presidents throughout our history owned
cropped and / or docked
breeds, including the Kennedys and the Bushs.
The American Kennel Club
breed club standards for these
breeds generally include descriptions of both the ideal
cropped, as
well as a natural ear conformation.
Despite her poor
crop job, she seems to be
well bred - and is very
well behaved.
GRCA believes that ear
cropping, tail docking, and dewclaw removal, as described in certain
breed standards, are acceptable practices integral to enhancing
good health and / or defining and preserving
breed character.
At a joint meeting this Wednesday AKC explained to the AVMA that we recognize ear
cropping and tail docking, as prescribed in certain
breed standards, are acceptable practices integral to defining and preserving
breed character, enhancing
good health, and preventing injuries.
The American Kennel Club recognizes that ear
cropping, tail docking, and dewclaw removal, as described in certain
breed standards, are acceptable practices integral to defining and preserving
breed character and / or enhancing
good health.
The
breed standard allows for both
cropped and uncropped ears and has a very
good description of each.
AKC policy remains the same: ``... ear
cropping, tail docking, and dewclaw removal, as described in certain
breed standards, are acceptable practices integral to defining and preserving
breed character and / or enhancing
good health.»
Different ear shapes and lengths, coat textures and lengths, tail - docking and ear -
cropping for
breed - specific «aesthetics» (unnecessary and cruel if you ask me) as
well as the great variety in
breeds and looks (floppy ears vs pricked or long tails vs fluffy curled up tails) greatly affects their ability to express themselves the way a more wolf - like dog (such as a German Shepherd or a Husky) would.
The paper you mention (http://dx.doi.org/10.1111/j.1365-3040.2008.01841.x) does not contradict BPL's point: yes, we can create /
breed some
crops that will grow
better under higher CO2, but only with sufficient irrigation.
Giving his suggestions, he stressed the need for developing varieties (idealistic plants) from climate change perspective and introduction of new
crops using conventional as
well as mutation
breeding through biotechnology and genetic engineering.
GM
Crops Benefit Companies Producing Them More Than People Though proponents of GMO technology unfailing claim that such agricultural «advances» are needed to feed the 7 billion (and still growing) people on this planet — and well - meaning organizations such as the Gates Foundation push it on poor nations, much in the same way international lending organization such as the World Bank mistakenly did with export - led development in previous decades — the fact is that genetically modified crops in the balance fare no better than conventionally - bred crops in terms of crop yield or climate resist
Crops Benefit Companies Producing Them More Than People Though proponents of GMO technology unfailing claim that such agricultural «advances» are needed to feed the 7 billion (and still growing) people on this planet — and
well - meaning organizations such as the Gates Foundation push it on poor nations, much in the same way international lending organization such as the World Bank mistakenly did with export - led development in previous decades — the fact is that genetically modified
crops in the balance fare no better than conventionally - bred crops in terms of crop yield or climate resist
crops in the balance fare no
better than conventionally -
bred crops in terms of crop yield or climate resist
crops in terms of
crop yield or climate resistance.
But I'll only detain you here, class, for the moment necessary to point out that there are 221 ovine
breeds, including the tendentiously named Meatmaster and British Milk Sheep, as
well as the spiral - horned Racka (no, not as in «rack a» lamb») and the minature Olde English Babydoll Southdown, suitable for
cropping your suburban lawn.