With global agriculture facing pressure to reduce synthetic inputs while maintaining productivity, developing sustainable fertilizers is critical for staple crops like potato ( Solanum tuberosum L.) Here, for the first time, we compared the efficacy of a novel carbon-capture and N-rich organo-mineral fertilizer (CCOMF) to standard mineral N fertilizer (NH 4 NO 3 ) rates of 140 kg ha −1 , half rate of 70 kg ha −1 , and their in...