Alcazaba
ActiveLactuca sativa L. · Lettuce
Enza Zaden Beheer B.V.
Cultivation
Cultivation in open field conditions requires the selection of varieties adapted to uncontrolled environmental factors and climatic fluctuations. Such varieties are characterized by genetic plasticity, stress tolerance, and a vegetation period consistent with local weather conditions.
Mentioned in descriptions 28 305 varieties reference book.
Varieties for open field cultivation are bred for adaptation to uncontrolled environmental conditions, unlike greenhouse varieties. Their key feature is the ability to provide a stable yield under fluctuations in temperature, humidity, and light intensity, as well as increased resistance to regional disease pressure.
The choice of variety for open field cultivation depends on the phenological characteristics of the plant, where the life cycle must fit within the frost-free period of a specific location. Morphology is an important factor: preference is often given to determinate forms, resistant to wind stress, and the crop's ability to mature uniformly to facilitate harvesting.
Cultivation technology in open field conditions requires taking into account the biological characteristics of the variety, such as the need for insect pollination. Varieties for field conditions possess higher plasticity, which allows them to maintain yield under less intensive care and nutrient management, while greenhouse counterparts often demonstrate reduced productivity and susceptibility to stress under such conditions.
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
Enza Zaden Beheer B.V.
Capsicum annuum L. · Bell pepper
SEMILLAS FITO, S.A.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V., Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Solanum lycopersicum L. · Tomato
Syngenta Seeds B.V.
Cucurbita pepo L. · Field pumpkin
Graines Gautier SA (FR)
Lactuca sativa L. · Lettuce
SYNGENTA SEEDS B.V.
Solanum melongena L. · Eggplant
Consorzio Sativa Societa Cooperativa Agricola
Capsicum annuum L. · Bell pepper
Enza Zaden B.V.
Lactuca sativa L. · Lettuce
Enza Zaden Beheer B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
MORAVOSEED
Chrysanthemum L. · Chrysanthemum
Arie Gerard Post
Clematis L. · Clematis
Wim Snoeijer
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Beta vulgaris Leaf Beet Group · Swiss chard
OLTER SRL
Cucumis sativus L. · Cucumber
KAChAJNIK VLADIMIR GEORGIEVICh / KANDOBA ALEKSEJ VIKTOROVICh / NASTENKO NATAL'Ya VIKTOROVNA
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
Enza Zaden Beheer B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Alstroemeria L. · Alstroemeria
van Zanten Plants b.v
Cucumis sativus L. · Cucumber
MORAVOSEED
Solanum lycopersicum L. var. lycopersicum · Tomato
PLUGARU Simion, MD ILIEV Petru, MD ILIEV Irina, MD PLUGARU Petru, MD
Dianthus x allwoodii hort. · Allwood pink
Plant Genetics International Ltd.