after-ripening period


after-ripening period
  Period of time after the seeds dehisce from the female cone during which the pro-embryo continues to grow and develop into a mature embryo.

Expanded glossary of Cycad terms . 2014.

Look at other dictionaries:

  • after-ripening — af·ter ri·pen·ing (ăfʹtər rī pə nĭng) n. A period during which certain changes must occur in some dormant but fully developed seeds before germination. * * * …   Universalium

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  • pro-embryo —   Immature embryo inside some cycad seeds that dehisce prior to full embryo maturation.   See also after ripening period …   Expanded glossary of Cycad terms

  • recalcitrant —   Of a seed needing to remain hydrated if germination is to occur; those cycad seeds that are ready to germinate upon dehiscence, i.e. those that do not have an after ripening period, e.g. most species of Zamia …   Expanded glossary of Cycad terms

  • Ripeness in viticulture — Grapes ripening on the vine. The term ripeness in viticulture can mean different things to different viticulturists and winemakers. At its broadest definition it refers to the completion of the ripening process of wine grapes on the vine which… …   Wikipedia

  • Irrigation in viticulture — A vineyard with a drip irrigation system running along the bottom of the vines The role of irrigation in viticulture is considered both controversial and essential to wine production. In the physiology of the grapevine, water is a vital component …   Wikipedia

  • sugar beet — a beet, Beta vulgaris, having a white root, cultivated for the sugar it yields. [1810 20] * * * Variety of beet (Beta vulgaris) that accounts for about two fifths of global sugar production, making it second only to sugarcane as a source of the… …   Universalium

  • china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …   Universalium

  • China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …   Universalium

  • calendar — calendrical /keuh len dri keuhl/, calendric, calendarial /kal euhn dair ee euhl/, calendarian, calendaric, adj. /kal euhn deuhr/, n. 1. a table or register with the days of each month and week in a year: He marked the date on his calendar. 2. any …   Universalium


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