Carbon-to-Nitrogen Ratio

Scientists (yes, there are compost scientists) have found that it's best to maintain a carbon/nitrogen ratio between 25-30 parts carbon to 1 part nitrogen.

Carbon-to-Nitrogen Ratio - an overview

The Carbon/Nitrogen Ratio

Understanding Carbon-Nitrogen Ratio in Soil

Thresholds in aridity and soil carbon-to-nitrogen ratio govern the accumulation of soil microbial residues

Sustainability, Free Full-Text

Compost 101 - Maintain a 25:1 Carbon to Nitrogen ratio

Evaluating the Perfect Carbon: Nitrogen (C:N) Ratio for Decomposing Compost

Fermentation, Free Full-Text

C/N Ratio - CORNELL Composting

Global Change Biology, Environmental Change Journal

Explaining carbon to nitrogen ratio in crop residue

Carbon to Nitrogen (C:N) Ratio for Living

What is the relation between C:N ratio and crop yields?

Nitrogen concentration, C/N ratio, and water content in selected crop

Carbon-nitrogen ratio management - Responsible Seafood Advocate