Much of the last two weekends I spent mowing the pasture at
the home farm. I ordinarily make hay on this pasture but the ground is played
out and needs amendments, mainly a dose of lime and some fertilizer.
So I moved the cows back down onto this pasture in an effort to
control the weeds. This seemed to work somewhat on some weed species but the
buttercup (Ranunculus acris) seems to
have increased significantly. This species produces compounds that are toxic so
the cows avoid eating them. In grassland or range management terms, this
species is called an “increaser” because livestock won’t eat it so its population
increases under grazing.
Fortunately, when this species of buttercup is cut the toxic
compounds volatilize (evaporate) and the cows will then eat it. This was my goal. Cut the
buttercup before it got a chance to increase even more. I have heard it said
that buttercup is not safe for stock under any circumstances, including in hay
but I know a lot of people, myself included who feed buttercup infested hay
with no apparent ill effects. So I will take my chances.
The mower I used is an old John Deer No. 5 sickle bar mower. A bar with a set of triangle shaped teeth mounted on it
slides through a another fixed bar with serrated edges or ledger plates attached where the
teeth slide through. The grass is guided into the cutting edges by longer guide
teeth. There are probably a lot of mowers that would have been better for this
job but this is the only one I have. It has been cobbled together in order to
work on the Case tractor, but for what it is, it works well. As with a lot of farm equipment, these mowers are very good at cutting off fingers or other appendages as well as grass, so one has to be careful when using them.
I spent a big part of the previous weekend mowing one
section of the field and a good part of Saturday of this past weekend mowing
the remaining section.
This past Sunday I walked up the Cow Heaven trail. This will
be the subject of my next post.
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Starting a swath. The yellow buttercup is faintly visible. The cows may not have eaten much of it but they did manage to trample quite a bit. |
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The cows sometimes stand right in the way as the tractor approaches but always move well before they are in any danger. |
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