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I've been keeping this blog for all of my beekeeping years and I am beginning my 19th year of beekeeping in April 2024. Now there are more than 1300 posts on this blog. Please use the search bar below to search the blog for other posts on a subject in which you are interested. You can also click on the "label" at the end of a post and all posts with that label will show up. At the very bottom of this page is a list of all the labels I've used.

Even if you find one post on the subject, I've posted a lot on basic beekeeping skills like installing bees, harvesting honey, inspecting the hive, etc. so be sure to search for more once you've found a topic of interest to you. And watch the useful videos and slide shows on the sidebar. All of them have captions. Please share posts of interest via Facebook, Pinterest, etc.

I began this blog to chronicle my beekeeping experiences. I have read lots of beekeeping books, but nothing takes the place of either hands-on experience with an experienced beekeeper or good pictures of the process. I want people to have a clearer picture of what to expect in their beekeeping so I post pictures and write about my beekeeping saga here.Master Beekeeper Enjoy with me as I learn and grow as a beekeeper.

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Showing posts with label bee biology. Show all posts
Showing posts with label bee biology. Show all posts

Saturday, May 17, 2014

The Delight of Hearing Mark Winston

When I studied for my Master Beekeeper in 2010, it was Mark Winston's book, The Biology of the Honey Bee, that was my mainstay.  I read it cover to cover, underlined important places, dog-eared the pages.  I consumed the book.  And thankfully, I passed and got my Master Beekeeper.

This weekend I had my first opportunity to hear him in person and he was delightful.  When he speaks, he is poetic and lyrical, so he is easy to listen to and easy to absorb.



First I heard him speak on queen pheromone.  I learned some things about QMP (queen mandibular pheromone) that I didn't know before.  The workers absorb the QMP both through touch and with their tongues.  The pheromone is passed throughout the hive by touch and tongue until about thirty minutes have passed.  Then the rest of the pheromone the worker is carrying is absorbed into her.

QMP, the presence or absence of, may have impact on swarming.  If the colony is congested, then the pheromone is less dispersed and the workers may feel more impelled then to leave.  QMP also has an effect on worker development.  It slows down speed of the worker's development as they move toward the job of foraging so that the worker is a more mature bee when she finally begins foraging.

My previous understanding of QMP had only to do with its effect on the workers in the hive.  Apparently artificially created queen pheromone (we can't actually duplicate the exact product because we know five elements of it but there are others yet unidentified) is sometimes sprayed on crops.  When blooms are sprayed with artificial QMP (called FruitBoost), bees are drawn to the flower for pollination, thus increasing crop production.  Amazing.

I also heard him give what I would call a photo essay on the anatomy of the honey bee.  He had lovely photos of the bee, up close and personal.  He spoke of the pollen gathering anatomy of the bee, with hair everywhere, including her tongue.

A mystery question that he asked was, "Why do bees have hair on their eyes?"  I didn't know but it turns out that the hair on their eyes helps the bees sense wind and speed of flight.  They have to know how far away home is and the hair on their eyes helps them gather this information.

I'm always amazed that the bee can carry out one of her dead sisters in a housekeeping effort.  That bee is the same weight as she is.  Winston said that a bee can carry her own body weight in honey.

He spoke today on his new book, coming out in October, titled:  Bee Time: Lessons from the Hive.  In talking about his book, he addressed three issues:  agriculture, beekeeper issues, and pesticides.  Agriculture is hard on the bees because of the stress of bees being moved for pollination.  In addition, the fields to which the bees are moved are monocultures - only almonds and no weeds; only plums, no weeds; only pears, no weeds, etc.

He discussed the need for agriculture to change.  The concept that there must be no weeds in the fields leaves the bees with a diet of one item, unhealthy for them.  He pointed to a recent study on economics of crops.  The study used canola fields for testing.  In the study, the farmer left 30% of his/her fields fallow and only planted 70%.  The other 30% was left to lie fallow, grow weeds, whatever.  The comparative data was taken from farms planted 100% with no weeds.  The farmer made a profit of $70000 in the 70% planted group.  The farmer only made a profit of $65000 in the 100% planted farm fields.  The first farmer had the luxury of making more money with less area planted and the bees were healthier.  Not so for the second farmer.

The promotion of ecological services is essential, he said.  The bees need forage and less is more.  Natural life depends on a natural type of agriculture.

He spoke of the beekeepers overusing pesticides.  He described beekeeping today as a chemically dependent occupation.  In addition there is the problem of beekeepers treating with both pesticides and antibiotics in the hive, both of which are overused and often used off-label.  I didn't ask him if he treats his bees and I so wish I had.

He also talked about the collaborative nature of discussion, interaction and essentially trust in other people.  His example was a project by two young women, 11th graders, in Canada who spearheaded a project called Once Upon a Bee.  The project brought awareness of the honey bee to young people in school and resulted in a grant of $70,000 to accomplish this.


He mentioned the Hives for Humanity project in Vancouver.  This project is another example of cooperation and collaboration involving bees and bee hives.  And he showed us a lovely photo of two dancers and Mark Winston involved in collaborative art, showing the connection of art and the scientist.

Finally I participated in a Writing about Bees workshop with him.  This was just pure fun.  He talked about his own joy derived from his writing.  All of us discussed elements that make writing effective.  Then we took ten minutes to write an essay and heard some of the essays read.

In a moment of pure shameless GBA Spilling the Honey promotion, I suggested that anyone who wanted to could send their essay to gbanewsletters@gmail.com for publication in the state newsletter.  I do hope some of the participants will.  Gina and I would love to publish them!

Thursday, February 18, 2010

The Elegant and Efficient Bee

(diagram from How Stuff Works.com)
As May approaches (Master Beekeeper test) I am studying as often as I can about the elegant and efficient bee. Today I learned all about bee bodies. The bee is an elegant creature. Her exoskeleton is purposive and each segment appears to have a function.

Having an exoskeleton protects the bee from enemy attack, prevents water loss and allows function of all three regions of the bee. First is the head which includes the mouthparts, glands, eyes, antennae and hair (sensory organs).

The thorax has three legs attached - beautifully - one to each of the three segments of the thorax - isn't that elegant? So the head is about sensation and the thorax is about movement (it also contains the two pairs of wings connected by hooks called hamuli. The thorax allows the bee to fly, collect pollen and walk on walls.

The last segment is the abdomen with seven segments. In addition to organs of digestion, honey stomach and sexual organs, the abdomen part includes the memorable sting.

This is not a biology chapter, so I won't go into all the fascinating details except for one. The pollen basket is an amazing mechanical event. It's actually not a basket, but rather an area on the bees' hind legs. The pollen basket (also called the corbicula) is a concave area with a central bristle for attaching the pollen and hairs all around its edges. The bee collects pollen purposively as well as simply by having pollen attach to any body hair.

Here's where the elegance and efficiency begin: The forelegs brush the pollen from the head and front of the thorax. In the air the bee transfers the pollen from her front legs to her middle legs. In flight the bee brushes her middle legs against her hind legs, compacting the pollen into a ball and pressing it into the "pollen basket."

Not only is the bee efficient in flight, working all the while to move the pollen to its proper storage place, but she also removes the pollen from her pollen basket and deposits it into a cell once she is back in the hive. Then the house bees begin their work of packing the pollen into the cells.

Yesterday NPR had a segment on Morning Edition about Volkswagen. Volkswagen is in the process of introducing a car that will get 170 miles to the gallon. In a wonderful tongue-in-cheek article, Morning Edition compared the VW's new car to the efficiency of a bee, who can get almost 5 million miles to a gallon of honey! Wonder how the VW would be at collecting nectar and packing pollen into a corbicula while going through the air with the greatest of ease and efficiency!

I am in such admiration of the bee's elegant and efficient functioning in the world.

Tuesday, August 19, 2008

Keith Fielder, Master Beekeeper, Speaks at Metro Atlanta Club

Keith Fielder, [if you click on the link, his write-up is on page 3] a Master Beekeeper in the state of Georgia, was the speaker this past Wednesday at the Metro Atlanta Beekeepers Association. He spoke on Bee Biology for Dummies. I enjoyed what he had to say and learned some things I didn't know.



He had marvelous illustrations in his PowerPoint from HowStuffWorks and referred very positively to their Internet site and the illustrations available there. I went for a visit. How's the above for an information-filled illustration (Thanks, HowStuffWorks!)?

Interesting facts from Keith Fielder:

1. Bumblebees scent-mark the flowers they visit. This explains why some flowering plants have one or two bumblebees one day and are covered the next.

2. Flowers have a negative charge. The hairs on a bee's body have a positive charge. Since negative and positive attract, the bees are literally drawn to the flowers. Pollen is also attracted to the positive charge on the bee. And interestingly enough, women's hair is negatively charged so when bees fly into your hair, according to Keith, they are drawn there and can't prevent being pulled into your hair!

3. The pollen basket isn't really a basket at all but rather a concave surface covered with stiff hair. The bee combs the hair on its body, gathering the pollen on its body hairs and bringing the pollen into a ball on its leg.

4. And, away from bee biology into commenting on the hive, Keith said that the honeycomb is the "liver of the bee colony" in that it absorbs all the yuck that comes into the hive. This is important rationale for getting rid of old comb on a regular basis and bringing new comb into the hive.

We are very lucky in Atlanta to have such a wealth of wise beekeepers who come to speak to us.

Keith Fielder is full of knowledge. This is the fourth time I've heard him speak.
  • He spoke at my first Young Harris meeting on Requeening your hives;
  • He gave a similar talk to our bee club earlier this year on making a push-in queen cage of #8 hardware cloth;
  • He spoke at GABA on giving talks about beekeeping to school children, I believe; and
  • Now I've gotten to hear him on bee biology. He's always entertaining and I'll look forward to my next opportunity to hear him talk on any bee topic.

Our speaker in October for his second visit to our club this year is Dr. Keith Delaplane.

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