Cannabis has been cultivated for 10,000 years. In recent times, marijuana has undergone more genetic experimentation and cross-breeding than during the previous 10,000 years. This remarkable hybrid development was accomplished by thousand of individuals new to any kind of farming. Marijuana Botany offers accurate information about all aspects of cultivation. It explains how quality is affected by climate and environment; identification and desirability of female plants; consideration for cultivating sinsemilla; THC production and peak potency; producing desirable plants year after year.
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Robert Clarkes splendid effort will be widely appreciated. His Marijuana Botany will be constantly consulted by a wide variety of researchers in the years to come. (Richard Evans Schultes-Director, Harvard Botanical Museum)
This work is a compact guide for interested scientists and breeders. -- Carlton E. Turner, Ph.D.-Director, National Institute of Mental Health Marijuana Research Project
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Book Description And/Or Press, 1981. Paperback. Book Condition: New. Never used!. Bookseller Inventory # P110915904454