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operating room

Abbreviation for "open pollinated" common in grape variety catalogs; see below bloomed open,

Designation (also foundling ) for the natural fertilization of plant flowers, in English "open pollinated" (abbreviation OP). The stigmas of the flowers are "open", that is, naturally fertilized by wind, insect or self-pollination (without artificial help from humans). If the vine seeds are later sown from such openly blossomed flowers, then new descendants emerge, whose pollen donors (father variety) are not known a priori. One can be caused by insects or wind pollination with pollen from other varieties from the surrounding area, but also selfing (Selfing). The father places can only be suspected due to the spatial proximity to other grape varieties.

In contrast to the deliberate...

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