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The Feekes scale is a system to identify the growth and development of cereal crops introduced by the Dutch agronomists Willem Feekes (1907-1979) in 1941. [ 1 ] [ 2 ] This scale is more widely used in the United States [ 3 ] than other similar and more descriptive [ 4 ] [ 5 ] scales such as the Zadoks scale or the BBCH scale .
Download as PDF; Printable version; In other projects ... Cereal growth staging scales This page was last edited on 20 May 2014, at 07:12 (UTC). Text ...
The BBCH-scale uses a decimal code system, which is divided into principal and secondary growth stages, and is based on the cereal code system (Zadoks scale) developed by Jan Zadoks. [2] The abbreviation BBCH derives from the names of the originally participating stakeholders: "Biologische Bundesanstalt, Bundessortenamt und CHemische Industrie".
The BBCH-scale (rice) identifies the phenological development stages of rice Oryza sativa. It is a plant species specific version of the BBCH-scale . Growth stage
His early research focused on wheat yellow stripe rust and other fungal plant diseases. His 1974 scale to record growth stages of cereals (the 'Zadoks scale') became the internationally recognized standard as used by the Food and Agriculture Organization of the United Nations (FAO) [6] and the International Union for the Protection of New Varieties of Plants (UPOV). [7]
The BBCH-scale for root and stem vegetables identifies the phenological development stages of the root and stem vegetables such as carrot, celeriac, kohlrabi, chicory, radish and swede, using the BBCH-scale.
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In biology, the BBCH-scale for beans describes the phenological development of bean plants using the BBCH-scale. The phenological growth stages and BBCH-identification keys of bean are: Growth stage