Stratified random sampling is a method of sampling that divides a population into smaller groups that form the basis of test samples.

Sampling of water systems for Legionella, Pseudomonas aeruginosa or bacteriological can be somewhat daunting, with thoughts of "do I need to sample," "how to take a sample" and "where should I send ...

Manure has always been a valuable input to agricultural soils in our region. The value of manure has increased significantly in the last few years as the cost of commercial fertilizers has climbed to ...

A panel of crop advisers recognizes the benefits of corn tissue sampling but say scaling back or cutting it may be considered ...

Optimal microbial sampling approaches for pharmaceutical environments include surface, passive air, and active air monitoring ...