What should be included in the cover letter?

The cover letter must contain: 1) manuscript title; 2) a statement that the paper is original and neither the manuscript nor any part of its content was published previously in print form or electronically, and are not under consideration by any other journal or electronic medium; 3) a statement certifying that all authors approved the manuscript being submitted; 4) a statement that there is no conflict of interest (financial, personal or institutional) associated with the information and results disclosed in the manuscript; and 5) information about the manuscript relevance; the authors must indicate the suitability of the manuscript within the scope of the RBCS, and highlight the problem, hypothesis, objectives, and to emphasize the main findings and why they are significant to increasing Soil Science knowledge.