Using air injection in nutrient holding tanks, the subject of this editions CANNA Research. Also in this edition of CANNAtalk: Grow your own parsnip. The Genetics and Breeding chapter highlights the rules of Gregor Mendel.
Remarkable gateways in this editions What's Happening! The Pests and Diseases chapter explains Pythium. Don and Nicky; in search of the good life.
And this weeks growers tip; watering in very porous media.