Organic Matter (From Ag PhD Show #1118 - Air Date 9-8-19)
6:22
Discussing Fertility Practices (From Ag PhD #1139 - Air Date 2-2-20)
14:31
Capturing Residue to Build Soil Organic Matter
6:46
Zinc For Your Crops (From Ag PhD Show #1180 - Air Date 11-15-20)
14:58
I Stopped Buying Compost for Two Years
13:44
Soil School: Does organic matter really matter?
7:22
Best4Soil: Soil organic matter – Practical Information
8:13
Potassium #769 (Air Date 1/6/13)
18:18