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beans beginning to fill out 1 Main pod development period 2. 76: 60% of pods have reached typical length 1: 77: 70% of pods have reached typical length, pods still break cleanly 1: 78: 80% of pods have reached typical length 1: 79: Pods: individual beans easily visible 1: 8: Ripening of fruit and seed: 81: 10% of pods ripe (beans hard)1. Seeds ...
Pair of scale leaves visible (may be eaten or lost) 11: First leaf unfolded 12: 2 leaves unfolded 13: 3 leaves unfolded 1 . Stages continuous till ... 19: 9 or more leaves unfolded 2: Formation of side shoots 20: No side shoots 21: Beginning of side shoot development: first side shoot detectable 22: 2 side shoots detectable 23: 3 side shoots ...
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 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 .
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BBCH-scale, a scale used to identify the phenological development stages of a plant Topics referred to by the same term This disambiguation page lists articles associated with the title BBCH .
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Beginning of bud swelling: bud scales elongated 03: End of bud swelling: edges of bud scales light coloured 07: Beginning of bud burst: first green or red leaf tips just visible 09: Leaf tips extended beyond scales 1: Leaf development 10: Leaf tips above the bud scales: first leaves separating 11: First leaves unfolded (others still unfolding) 15