Biochar-silkworm excrement co-compost alleviates Rehmannia glutinosa continuous cropping obstacles with coordinated soil, plant, and rhizosphere bacterial responses.
Continuous cropping obstacles (CCO) severely constrain the sustainable cultivation of Rehmannia glutinosa (R. glutinosa) by degrading soil quality and disturbing rhizosphere microbial communities. This study developed a rice-husk biochar-silkworm excrement co-composting system and evaluated the resulting compost in con...