I link you here the «R for life sciences» lecture notes I am doing, so they are easily available.

(If you prefeer in Spanish click here / Si prefieres en español pincha aquí)

1. Easy R start  html

2. Operations  html

3. Basic graphics and data  html

4. RMarkdown html

5. Hypothesis testing html

6. GGplots html

7. dplyr and tidyr html

Other formats here.

Original project with Rmarkdown scripts here.

Some other interesting books and webs for R and statistics are:

• R for Data Science
• Cookbook for R
• Quick R
• R programming wikibook
• The R graph gallery.  Nice graphs with code.

For reproducible code basics:

•  Guide to Reproducible Code in Ecology and Evolution from the British Ecological Society.

To look for a specific topic:

• https://stackoverflow.com/  If the topic is not yet included, is possible to ask.
• http://www.r-bloggers.com/