GIS Map of Farming Systems Research Unit

Key

Numbers 1-42 (in white) = plot numbers

Small squares = GPS-located sampling points

Shaded areas = diagnostic soil units

O = Organic Cropping System

BMP = Best Management Practices (BMP) in a Conventional Cash Cropping System (represents standard good farming practices in southeastern North Carolina; GMO crops used and pesticides used when thresholds passed)

S = Successional Ecosystem (a negative control representing an environment free of direct human intervention)

Trees = Plantation Forestry System (each plot divided into four tree species: Green Ash, Bald Cypress, Black Walnut and Longleaf Pine)

C/A = Integrated Crop-Animal System

Rep A, B, C = replications of the five systems