See the graze-l archives. It has been written about over the years.
A proper pasture analysis of 16 elements is worth a million soil ones
for soil, pasture and animal productivity and health.
Good day all:)
I've tested my soils several times over past 5 years, and have
gradually brought pH up to 6.8 to 7.0 in most fields. Phosphorus was
OK too. Soils tend to be highly mineralized in calcium, manganese,
etc.
Nitrogen is not detailed. But I suspect I need to supply more even
though there is a considerable amount of white clover/red clover,
along with the N in the manure from 100 head of beef cattle.
I have never measured actual pasture values. How does one do so? What
are "good numbers"? How do these number actually relate to animal
nutrition? Mineral needs, etc.
Look forward to your comments. Thanks. Frank in KentuckyThis
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Best wishes,
Vaughan Jones
Hamilton
New Zealand