Abstract
This is a good place to start writing an abstract, from Nature.
This summary from Phillip Koopman from Carnegie Mellon University is handy as well.
Papers
10 Simple Rules for Structuring Papers offers exactly what the title states
The blog Dynamic Ecology has a series of great posts on writing. This particular post focuses on 5 pivotal paragraphs in a paper.
Lab/field notebook:
The Fisheries Blog has a great post on why it’s important to keep a good field notebook.
Rice University has a good blog on guidelines for keeping a lab notebook.