Check out the
video
These boys ran with their net, for about 30 seconds. My best guess is that they got between 3 and 5 lb of grasshoppers.
In the video, I heard a boy say the word for sack, but I don't know if he's saying that they got a full sack or if he just wants someone to hold the sack in order to dump the grasshoppers in.
Obviously, this is not a typical day, or there wouldn't be one leaf on any plant in this video. But there are some very large grasshoppers in the Philippines and plagues of them sometimes affect corn and grazing
land.
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This is an excellent way to put away
chicken feed. This one run, produced
enough to feed several
chickens for a day.
No doubt, the
chickens are very well fed right now, if they are running free. But plagues of grasshoppers don't last. So they would need to be dried or preserved in some other way. People cook grasshoppers in oil and they also feed coconut and other oily things to chickens. Perhaps, grasshoppers could be fried with chopped up coconut or oil palm, to produce a dried chicken feed, that would be quite nutritionally balanced, and could be stored. Or just store them dry.
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They could also be a component of silage. Bugs go into silage all the time, when corn silage and haylage are made. In this case, they could be the main protein component. Any corn field hit by a plague like this, is likely to be a loss, so the remnants could be harvested, run through a chopper and turned into silage that has a good mix of protein and sugars. Pigs will definitely eat it.
I'm not sure how often this happens, but it obviously happens often enough that the people have developed a good netting system and they are saving the grasshoppers.
The same thing happens in Africa when plagues of locusts go after the crops. Some people quickly specialize in capturing locusts and they have no problem in finding willing farmers, hoping to get rid of them.
Outbreaks like this, seem like something you would need to plan around, when choosing a time to plant corn or grains. I wonder if this also means that a poorly timed planting would create the ultimate trap crop. Grasshoppers love to go after corn when it's just a couple feet high and nice and tender. So you plant the corn one month before the event and it would be like "lambs to the slaughter", or maybe "bugs to the windshield."
There are other netting systems used by commercial grasshopper hunters in Vietnam. They are going after much smaller specimens that have value as human food and as bird feed, for expensive pet birds.
I imagine that if adults took the harvesting of grasshoppers seriously, they could produce hundreds of pounds per man each day. With rural labour rates at $6 to $8 per day, that seems like some pretty inexpensive feed. I hope people are doing this for their own chickens, but haven't been able to find much on it.
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It will be interesting to see whether typical levels of grasshopper infestation, offer enough chicken feed to make it worth having someone on the net regularly. It's a double harvest, because not only would they be capturing chicken feed, they would be preventing crop damage.
If someone were working a field or garden with a one man swing net, I'm sure that chickens and ducks would learn to follow that person, so they could benefit from those that get away.
I will definitely get my own net, so that I can give this a try.
You may have noticed
trees with hanging pods in the video. They are most likely trees in the
pea family, which produce high protein fodder. Grasshoppers go after this type of tree , so that might make a suitable trap crop.