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Translations:Benutzer:Arian/Klett-Mini-Test/968/en
Aus BiodynWiki
With generative replanting of open-pollinated varieties, a varietal decline is the rule, in varying degrees. Underlying the self-incompatibility is the one-sided multiplication of harmful organisms such as bacteria, fungi, insects, and other soil animals, as well as pathogenic root exudates of the cultivated plants themselves (*allelopathy*). The harmful organisms can be met in the following ways:
