Wayne Parrott (@ProfParrott) header
Wayne Parrott (@ProfParrott) profile picture

Professor of Plant Breeding & Genetics. Fascinated by plant genetics & agriculture. Supporter of all technology in agriculture.

University of Georgia
Joined November 2013
The ability of meiotic parallel spindles to restore fertility to haploids was first described in peach in 1971. doi.org/10.21273/JASHS.96.3.… They have also been reported restore fertility to synaptic mutants of potato and clover.
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Looking forward to try juice from the tomato edited for higher GABA content.
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Trying to get a handle on future transformation needs, particularly for bioenergy crops genomicscience.energy.gov/pl…
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Wonder why plant tissue culture can be so irreproducible? Here are 4 recipes for Murashige & Skoog micro nutrients pulled off the internet:
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Sexually incompatible grasses can exchange genes with a frequency that would make GMO regulators' heads spin. How does that happen? nph.onlinelibrary.wiley.com/…
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Ad for mutagenized seeds, from a time when "expect the unexpected" was a call for adventure and discovery, and harmless genetic changes in plants did not evoke fear, precaution, and regulations. From Chicago Daily Times, 26 Apr 1961.
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I learned a new word today- Beadledom. And, it is not nearly as useless as Merriam-Webster says- it is is the perfect description for the modus operandi of way too many of the crop biotech regulating agencies around the world. shorturl.at/jnxEF
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Replying to @AgBioWorld
City folks love to romanticize agriculture. From the romanticized perspective, technology can only ruin the life idyllic and the harmony with nature. Here is a particularly egregious example -- the mural from the USDA building in DC.
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Breeders have done a good job of adding genes & traits to modern varieties, thus incorporating genetic diversity from many different parents. Here is an eg from soybean: the variety 'Uram' has traits from 33 different ancestors, representing decades of breeding effort.
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Found this Eg of genetic diversity loss in Italian wheats. DOI 10.1007/s10722-005-7902-x The loss predates the biotech era. It is probably representative of other crops and regions as well. Hopefully most of the old varieties are stored in seed banks.
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