This fact sheet describes how to eliminate bermudagrass from future vegetable fields using a sorghum-sudangrass cover crop.

This handout discusses points to consider when blending organic fertilizers. It contains several tables of nutrient contents of different organic fertilizers.

This is a fee schedule from A&L Laboratories.

This guide covers procedures, tools, sample preparation, size, depth, and timing, and recommendations for specialized sampling locations and situations.

This is Oklahoma Cooperative Extension Service publication number HLA-6036.