Ploidy

Ploidy Marijuana Horticulture by Jorge Cervantes Cannabis plants are, by nature, diploids with twenty chromosomes. At meiosis, each parent’s gamete contributes ten chromosomes to the zygote they have formed. Cannabis…

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Recurrent Selection

Recurrent Selection Marijuana Horticulture by Jorge Cervantes Any breeding program designed to concentrate favorable genes scattered among a number of individuals by repeating cycles of selection for favorable traits. Step…

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Selfing

Selfing Marijuana Horticulture by Jorge Cervantes Selfing is the process of creating seed by fertilizing a plant with pollen obtained for itself. The result of the self-cross is a population…

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Backcross Breeding

Backcross Breeding Marijuana Horticulture by Jorge Cervantes A type of breeding that involves repeated crossing of progeny with one of the original parental genotypes; cannabis breeders most often cross progeny…

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Filial Breeding

Filial Breeding Marijuana Horticulture by Jorge Cervantes A type of breeding system where siblings of the same progeny lot and generation are intermated to produce new generations. The first hybrid…

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Outbreeding

Outbreeding Marijuana Horticulture by Jorge Cervantes Outbreeding is the process of crossing or hybridizing plants or groups of plants with other plants to which there is no, or only a…

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Inbreeding

Inbreeding Marijuana Horticulture by Jorge Cervantes Inbreeding is nothing more than crossing a group, family, or variety of plants within themselves with no additions of genetic material from an outside…

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Synthetic Variety

Synthetic Variety Marijuana Horticulture by Jorge Cervantes An interbreeding population derived from inter-mating a group of specific genotypes, each of which were selected for good combining ability in all possible…

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Multi-line

Multi-line Marijuana Horticulture by Jorge Cervantes Two or more pure-breeding lines, which are very similar, but differ in a small part of the overall phenotype (i.e. maturation, disease resistance). The…

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