authority: jecam
slug: soil-ph-fertility
name: Soil pH and Fertility
domain: agriculture
subdomain: soil
authority_id: jecam:soil-ph-fertility
external_ids:
  nvs_uri: null
  cf_standard_name: soil_ph
  gcos_overlap: null
canonical_units: pH
description: |
  Soil chemical fertility indicators - pH, organic carbon, cation
  exchange capacity, and available macronutrients (N, P, K). Bounds the
  attainable yield on a field and shapes management response.
theme: soil
demos: []
status: stub
sources:
  - http://jecam.org/