- rhizomania
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An abnormal development in the taproots of some plants, especially sugar beet, characterized by fine, hairy secondary roots; it is caused by the infection of the plant with a virus transmitted by a protozoan.
Wikipedia foundation.
Wikipedia foundation.
Sugar beet — Taxobox name = Sugar beet image width = 270px image caption = Two sugar beets the one on the left has been selectively bred to be smoother than the traditional beet, so that it traps less soil. regnum = Plantae divisio = Magnoliophyta classis =… … Wikipedia
List of Statutory Instruments of the United Kingdom, 1988 — NOTOC This is a complete list of all 1558 Statutory Instruments published in the United Kingdom in the year 1988.1 100* Origin of Goods (Petroleum Products) Regulations 1988 S.I. 1988/1 * Export of Sheep (Prohibition) (No.2) Amendment Order 1988… … Wikipedia
Resistenzzüchtung — Durchschnittliche Erteverluste durch verschiedene Ursachen Unter Resistenzzüchtung versteht man verschiedene Verfahren der Pflanzenzüchtung, die die Widerstandsfähigkeit von Pflanzen gegenüber Schadorganismen erhöhen sollen. Die Wahl des… … Deutsch Wikipedia
Bette maritime — Beta vulgaris maritima … Wikipédia en Français