Biodegradable film, Polyethylene film, Degradation rate, microplastic, Soil fertility
Polyethylene film mulching, PBAT film, Microplastics, Organic carbon, Aggregates, C flow
gross N transformation, microplastics, 15N, Mineralization, nitrification
film mulch, C, N, P, S cycling, Biodegradable microplastics, rhizosphere soils, functional genes