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Despite this, hand-pollination is a fairly widespread practice. Pears grown in Hanyuan County , China have been hand-pollinated since the 1980s, because they can't be pollinated with other varieties that have different flowering times; also, lice infestation requires the use of many insecticide sprays, which causes local beekeepers to refuse to ...
In 1841, Albius invented a method to quickly pollinate the vanilla orchid using a thin stick or blade of grass and a simple thumb gesture. Using the stick or grass blade, field hands lift the rostellum, the flap that separates the male anther from the female stigma, and then, with their thumbs, smear the sticky pollen from the anther over the ...
In 1837, Morren was among the first to publish a method for artificial pollination of Vanilla, [2] but his method proved financially unworkable and was not deployed commercially. In 1841, Edmond Albius , a 12-year-old slave who lived on the French island of Réunion in the Indian Ocean, discovered that the plant could be hand-pollinated.
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F2 hybrids, the result of self or cross-pollination of F1s, lack the consistency of F1s, though they may retain some desirable traits and can be produced more cheaply because hand pollination or other interventions are not required. Some seed companies offer F2 seed at less cost, particularly in bedding plants, where consistency is less ...
There's a reason why the two lion cubs had to wait a month before seeing the vet. As the video from the zoo explains, the cubs' mama, Zamaya, wouldn't let anyone near them for the first couple of ...
Travis Hunter is feeling grateful after winning the Heisman Trophy.. The Colorado wide receiver and cornerback won the prestigious award, given to the top player in college football every year, on ...
A Canadian woman was arrested after trying to smuggle over 20 pounds of methamphetamine through a New Zealand airport, authorities said. The illicit drugs were disguised as Christmas presents, New ...
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