Conversations with John Kempf – Harriet Mella
Harriet Mella has a deep perspective on soil and plant biophysics. We discussed the water stress and nutritional environment that produces slug pressure, the impact…
Conversations with John Kempf – Brad Hobrock
A discussion centered around the efficient use of fertilizer and what the actual fertilizer needs are on commercial corn and bean crops in Illinois soils.
Conversations With John Kempf – Sweet Az Farm
A review of sap analysis data for Malcolm Leadbetter at SweetAz Farm on Macadamia. This is a crop we have limited data for and that I…