8 results found

• Requesting an analysis from the Wallonia seed testing laboratory
  Does your company or public body wish to obtain, outside of the framework of official analysis requests(!), a certificate of analysis from the Walloon Region or an ISTA international seed analysis…
• Apply for approval as a laboratory to perform PLN soil analyses
  In Wallonia, the quantity of Potentially Leachable Nitrogen (PLN) in our soils is tested each year by a thousand farmers. You need to be a laboratory approved by the Walloon administration to…