Attrazione
ActiveLactuca sativa L. · Lettuce
Semenarna Ljubljana, SI
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
Semenarna Ljubljana, SI
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Cucumis melo L. · Melon
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Cucurbita pepo L. · Field pumpkin
NONGWOO BIO CO.LTD
Spinacia oleracea L. · Spinach
Hehk Driessen
Solanum lycopersicum L. · Tomato
Superior
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Ger Beemsterboer
Lactuca sativa L. · Lettuce
NANNES JEROEN
Pelargonium L'Hér. ex Ait. · Geranium
Ingeborg SCHUMANN (DE)
Lactuca sativa L. · Lettuce
Enza Zaden, NL
Zea mays L. · Maize
Monsanto Technology, USA
Brassica oleracea L. (Kohlrabi Group) · Kohlrabi
Jan Draaistra
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
VAN DER PLOEG SJAAK
Cichorium endivia L. · Endive
ENZA ZADEN
Cucurbita pepo L. · Field pumpkin
Shevchenko Igor
Capsicum annuum L. · Bell pepper
Silvester de Nooijer
Cucurbita pepo L. · Field pumpkin
MORAVOSEED
Allium porrum L. · Leek
MORAVOSEED
Solanum lycopersicum L. · Tomato
UO «BELORUSSKAYA GOSUDARSTVENNAYA ORDENOV OKTYABRSKOJ REVOLYUCII I TRUDOVOGO KRASNOGO ZNAMENI SELSKOXOZYAJSTVENNAYA AKADEMIYA» GNU «INSTITUT GENETIKI I CZITOLOGII NAN BELARUSI»
Brassica oleracea L. (White Cabbage Group) · White cabbage
Syngenta Crop Protection AG
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Cucurbita pepo L. · Field pumpkin
MORAVOSEED
Raphanus sativus L. var. sativus · Radish
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
MORAVOSEED