如何让R通过.csv文件并为每一列数据制作一个图？

I have this large spreadsheet that I have saved as a .csv file. The spreadsheet has two "header" rows and is then arranged by columns as: file name, MZ, Area, MZ, Area... What I need to do is call the file, I figured out how to do this with both of the headers, then have R create several barplots. I need the bar plots to be for each of the "Area" columns, the ylim=lower and upper bounds of the data and have the title=the value in the MZ column right before the area. I have created a script to make the barplot for the first column but it is not automated and does not correctly name the plot. I have used both color and density to show the cyclical nature of the experimental set-up. Here is an abbreviated table.I have this large spreadsheet that I have saved