Statistical considerations for in vitro research: I - Birth of an idea to collecting data

This manuscript is the first of two that discuss statistical methods applic able to in vitro research. This paper focuses on topics to consider when pl anning experiments and provides examples of several experimental designs th at are suitable for plant tissue culture and biotechnology projects. Use of factorial treatment designs and designing sequential experiments are also discussed. The second paper deals with data handling. Several key reference s are provided at the end of each manuscript as sources of additional infor mation for readers' perusal.