Chair of Plant Nutrition

Measurement procedure (step by step)

Soil sampling

  • Soil sampling video
  • When?
  • Tools
  • Soil sampling
  • Soil homogenization
  • Soil water content determination
  • Storage of soil samples

Soil nitrate extraction

  • Sample preparation video
  • Tools
  • Extractants
  • Extraction procedure
  • Shaking time
  • Filtration

Soil nitrate measurement

  • Nitrate measurement video
  • Optimal temperature range
  • Measurement procedure
  • Notes on the measurement
  • Trouble shooting
  • Most frequent handling problems

Calculation of soil N-amount

  • Detailed calculation
  • Simple calculation