Description
NO3-N, Olsen-P (Bray-P for pH<6), x-K.
This is a combined soil fertility test. It test the amounts of nitrogen, phosphorus and potassium.
Macro Nutrients
$25.00
$25.00
NO3-N, Olsen-P (Bray-P for pH<6), x-K.
This is a combined soil fertility test. It test the amounts of nitrogen, phosphorus and potassium.
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