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drainage is marginal. At
He was a professor at Oklahoma State University 1972 - 1985, then began his
own horticultural research company,
nutrition and water management beginning at seed germination is very important.
RootMaker Container---Facts! Dr. Carl Whitcomb,
All products of the Whitcomb System®: RootMaker®, RootBuilder®, RootTrapper
®, RootSkirt®, and Chaps® are trademarks of
Jan 15, 2016
Jun 1, 2013
outdoorlearning.unl.edu/Document Designing Trees for Kids.pdf
trees in their production to develop naturally, great climbing, Kids. Trees would
result. DESIGNING TREES FOR KIDS. Carl E. Whitcomb, PhD,