Growth stages of mono-and dicotyledonous plants - Regione ...
Growth stages of mono-and dicotyledonous plants - Regione ...
Growth stages of mono-and dicotyledonous plants - Regione ...
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Cucurbits Feller et al., 1995 b<br />
Phenological growth <strong>stages</strong> <strong>and</strong> BBCH-identification keys<br />
<strong>of</strong> cucurbits<br />
(Cucumber = Cucumis sativus L., melon = Cucumis melo L., pumpkin,<br />
marrow, squash = Cucurbita pepo L., calabash = Cucurbita pepo L. var.<br />
giromontiina Alef./Greb, water-melon = Citrullus var. vulgaris Schad.)<br />
Code Description<br />
2 -<strong>and</strong> 3digit<br />
Principal growth stage 0: Germination<br />
00 000 Dry seed<br />
01 001 Beginning <strong>of</strong> seed imbibition<br />
03 003 Seed imbibition complete<br />
05 005 Radicle emerged from seed<br />
07 007 Hypocotyl with cotyledons breaking through seed coat<br />
09 009 Emergence: cotyledons break through soil surface<br />
2- <strong>and</strong> 3digit<br />
Principal growth stage 1: Leaf development<br />
10 100 Cotyledons completely unfolded<br />
11 101 First true leaf on main stem fully unfolded<br />
12 102 2nd true leaf on main stem unfolded<br />
13 103 3rd true leaf on main stem unfolded<br />
1 . 10 . Stages continuous till . . .<br />
19 109 9 or more leaves on main stem unfolded (2digit)<br />
9th leaf unfolded on main stem (3digit)<br />
– 110 10th leaf on main stem unfolded<br />
– 11 . Stages continuous till . . .<br />
– 119 19th leaf on main stem unfolded<br />
2 -<strong>and</strong> 3digit<br />
Principal growth stage 2: Formation <strong>of</strong> side shoots<br />
21 201 First primary side shoot visible<br />
22 202 2nd primary side shoot visible<br />
2 . 20 . Stages continuous till . . .<br />
29 209 9 or more primary side shoots visible<br />
– 221 First secondary side shoot visible<br />
– 22 . Stages continuous till . . .<br />
– 229 9th secondary side shoot visible<br />
– 231 First tertiary side shoot visible