MULCH AND POTTING SOIL COMPOSITIONS CONTAINING MICROORGANISMS AND RELATED METHODS

摘要

The present invention relates to mulch or potting soil compositions that can enhance plant growth, water use efficiency of the plant, plant appearance, or the population of beneficial mi- croorganisms or the content of metabolites produced by the beneficial microorganismin the mulch or soil around the plant. The compositions comprise mulch or potting soil and at least one microorganism, or a cell-free extract thereof or at least one metabolite thereof, and/or a mutant of the at least one microorganism having all the identifying characteristics of the respec- tive microorganism or extract of the mutant.