Agricultural robots 1 Agriculture 1 Animals 1 Bacteria 1 Categorical variables 1 Causal inference 1 Confounding Factors, Epidemiologic 1 Correlation between features 1 Diagnosis 1 Dynamic interaction 1 Estimation procedures 1 Feature extraction 1 Fertilizer applications 1 High-dimensional feature selection 1 Humans 1 Identification of individuals 1 Microbiome analysis 1 Microbiota 1 Next-generation sequencing 1 Nitrogen fertilizers 1 Plant-microbe interactions Plants 1 Population-level effects 1 Reference Standards 1 Rhizosphere 1 Soils 1 Standardization 1 animal 1 human 1 microflora 1