Jeannice
ActiveLactuca sativa L. · Lettuce
BEJO ZADEN
Variety traits
The vegetation period of a variety is the time from sowing or emergence to crop maturity, measured in days. This indicator determines the suitability of a variety for cultivation in specific agro-climatic conditions.
Mentioned in descriptions 20 935 varieties reference book.
The vegetation period of a variety is the time interval from sowing or emergence to the crop maturity phase. Unlike the meteorological growing season, which characterizes the time of year suitable for plant growth in a given area, this indicator is a biological characteristic of the variety and is measured in days.
The duration of the period depends on temperature, moisture availability, and nutrient supply, as well as on geographical latitude and day length. Photoperiod sensitivity and weather conditions in a particular season can significantly influence the rate of plant development, changing the number of days required for the variety to complete all growth phases.
During state variety testing, evaluation is carried out by observing the onset of phenological phases in test plots. Based on the data obtained, varieties are classified into maturity groups, such as early-maturing, mid-maturing, and late-maturing. This classification allows comparing the variety with a standard and determining its suitability for the climatic features of the growing zone.
Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.
Lactuca sativa L. · Lettuce
BEJO ZADEN
Cannabis sativa L. · Hemp
Hemp Genetics International
Phaseolus vulgaris L. · Common bean
VEYRAT
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Hordeum vulgare L. · Barley
Institute of Field and Vegetable Crops (SB)
Helianthus annuus L. · Sunflower
EURALIS SEMILLAS, S.A.
Hordeum vulgare L. · Barley
Nilsson, Bengt
Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass
Pacific Seeds Pty Ltd
Hordeum vulgare L. · Barley
Hermannsson Jonatan
Helianthus annuus L. · Sunflower
Syngenta Seeds
Oryza sativa L. · Rice
GENTINETTA EUGENIO
Pisum sativum L. · Pea
S. A. FLORIMOND DESPREZ VEUVE ET FILS
Oryza sativa L. · Rice
BASF Portuguesa S.A.^^^Lugano Leonardo S.r.l.
Triticum aestivum L. · Bread wheat
Dobroudja Agricultural Institute - General Toshevo (BG)
Hordeum vulgare L. · Barley
Poljoprivredni Institut Osijek, HR
Cucumis sativus L. · Cucumber
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Cucurbita pepo L. · Field pumpkin
SEMILLAS FITO, S.A.
Sorghum x drummondii (Steud.) Millsp. & Chase · Sudangrass
CAL-WEST SEEDS
Capsicum annuum L. · Bell pepper
Monsanto, NL
Solanum tuberosum L. · Potato
Pomorsko Mazurska Hodowla Ziemniaka Sp.z o.o. z siedziba w Strzekecinie
Lolium perenne L. · Perennial ryegrass
Euro Grass Breeding GmbH Co. KG
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Helianthus annuus L. · Sunflower
Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)