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Marijuana Botany by Robert Connel Clark
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<blockquote data-quote="cannebosanac" data-source="post: 20008" data-attributes="member: 1357"><p>predgovor nastavak </p><p></p><p>Since pollen from this strain is sterile, female plants do not have to be detasseled by hand or machine, saving farmers millions of dollars annually. Unknown to corn breeders, hidden in this improved strain was an extreme vulnerability to the mutant leaf blight fungus. Total disaster was avoided by the around the clockefforts of plant breeders to develop a commercial strainfrom other than Texas plants. It still took three years todevelop and reproduce enough resistant seed to supply allwho needed it. We are also fortunate that corn breederscould rise to the challenge and had maintained seed reserves for breeding. If patented hybrid strains of Cannabisare produced and gain popularity, the same situation couldarise. Many pathogens are known to infect Cannabis andany one of them has the potential to reach epidemic pro-portions in a genetically uniform crop. We can not and should not stop plant improvement programs and the use of hybrid strains. However, we should provide a reserve of genetic material in case it is required in the future. Breeders can only combat future problems by relying on primitive gene pools contained in native strains. If native gene pools have been squeezed out by competition from patented commercial hybrids than the breeder is helpless. The forces of mutation and natural selection take thousands of years to modify gene pools, while a Cannabis blight could spread like wildfire. As Cannabis conservationists, we must fight the further amendment of plant patent laws to include Cannabis, and initiate programs immediately to collect, catalogue, and propagate vanishing strains. Cannabis preserves are needed where each strain can be freely cultivated in areas resemb-ling native habitats. This will help reduce the selective pressure of an introduced environment, and preserve thegenetic integrity of each strain. Presently such a program isfar from becoming a reality and rare strains are vanishing faster than they can be saved. Only a handful of dedicated researchers, cultivators, and conservationists are concerned with the genetic fate of Cannabis. It is tragic that a plantwith such promise should be caught up in an age when extinction at the hands of humans is common place. Responsibility is left with the few who will have the sensitivity to end genocide and the foresight to preserve Cannabis forfuture generations. Marijuana Botany presents the scientific knowledge and propagation techniques used to preserve and multiply vanishing Cannabis strains. Also included is information concerning Cannabis genetics and breeding used to beginplant improvement programs. It is up to the individual touse this information thoughtfully and responsibly.</p></blockquote><p></p>
[QUOTE="cannebosanac, post: 20008, member: 1357"] predgovor nastavak Since pollen from this strain is sterile, female plants do not have to be detasseled by hand or machine, saving farmers millions of dollars annually. Unknown to corn breeders, hidden in this improved strain was an extreme vulnerability to the mutant leaf blight fungus. Total disaster was avoided by the around the clockefforts of plant breeders to develop a commercial strainfrom other than Texas plants. It still took three years todevelop and reproduce enough resistant seed to supply allwho needed it. We are also fortunate that corn breederscould rise to the challenge and had maintained seed reserves for breeding. If patented hybrid strains of Cannabisare produced and gain popularity, the same situation couldarise. Many pathogens are known to infect Cannabis andany one of them has the potential to reach epidemic pro-portions in a genetically uniform crop. We can not and should not stop plant improvement programs and the use of hybrid strains. However, we should provide a reserve of genetic material in case it is required in the future. Breeders can only combat future problems by relying on primitive gene pools contained in native strains. If native gene pools have been squeezed out by competition from patented commercial hybrids than the breeder is helpless. The forces of mutation and natural selection take thousands of years to modify gene pools, while a Cannabis blight could spread like wildfire. As Cannabis conservationists, we must fight the further amendment of plant patent laws to include Cannabis, and initiate programs immediately to collect, catalogue, and propagate vanishing strains. Cannabis preserves are needed where each strain can be freely cultivated in areas resemb-ling native habitats. This will help reduce the selective pressure of an introduced environment, and preserve thegenetic integrity of each strain. Presently such a program isfar from becoming a reality and rare strains are vanishing faster than they can be saved. Only a handful of dedicated researchers, cultivators, and conservationists are concerned with the genetic fate of Cannabis. It is tragic that a plantwith such promise should be caught up in an age when extinction at the hands of humans is common place. Responsibility is left with the few who will have the sensitivity to end genocide and the foresight to preserve Cannabis forfuture generations. Marijuana Botany presents the scientific knowledge and propagation techniques used to preserve and multiply vanishing Cannabis strains. Also included is information concerning Cannabis genetics and breeding used to beginplant improvement programs. It is up to the individual touse this information thoughtfully and responsibly. [/QUOTE]
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