straw management, potassium fertilizer, rice–oilseed rape rotation, yield, bacterial community, fungal community, rice, intercropping, water mimosa, pest and disease, microclimate, grain quality, maize, root system architecture, nitrogen rates, cultivars, phytoremediation, secondary salinization, salt tolerance, microbial diversity, nutrient accumulation, conservation tillage, metabarcoding, smash ridging, soil chemical properties, soil microbial diversity, sugarcane, coastal salt-affected soil, one-crop-per-annum cropping, fallow mulching, salt accumulation, crop growing, nitrogen rate, nitrogen ratio, regenerative ability, reduced tillage, no tillage, side deep fertilizing of machine-transplanted rice, root function, photosynthesis, ammonia-oxidizing bacteria, integrated fertilization regime, N2O emission factor, N2O flux, purple caitai fields, C:N ratio, net ecosystem exchange, soil microbial carbon, soil microbial nitrogen, rice production, CH4, N2O, water productivity, global warming, interspecific competition, land equivalent ratio, planting pattern, root length density, root morphological characteristics, biochar, maize–cabbage system, crop quality, N utilization efficiency, soil inorganic N, straw returning, soil microbes, carbon source utilization, grey relational analysis, path analysis, ratoon rice, nitrogen balance, reactive nitrogen losses, nitrogen surplus, nitrogen-use efficiency, no-till, straw return, soil organic carbon fractions, soil aggregate, bacterial diversity, rice–crayfish coculture, different rice varieties, controlled-release fertilizer, dry matter accumulation, rice growth characteristics parameters, apple-ryegrass intercropping, photosynthetic characteristics, soil salinity, soil moisture content, fruit quality, lake sediment, phosphorus, Chinese cabbage, phoD gene, high-throughput sequencing, Research and information: general, Biology, life sciences, Technology, Engineering, Agriculture, Industrial processes

This Special Issue “Innovative Conservation Cropping Systems and Practices” is focused on the development and assessment of innovative conservation cropping systems and practices in determining system productivity and enhancing crop production and soil quality. It covers applied engineering for achieving a sustainable balance between productivity, environmental, and profitability factors, presenting a collection of research articles that cover a broad range of cropping systems and practices from the farmland ecosystem.