Monolit
ActiveCucumis sativus L. · Cucumber
Nunhems, NL
Cultivation
Protected cultivation involves the use of specialized varieties and hybrids adapted to the specific microclimate of greenhouses, hotbeds, and controlled-environment agriculture systems.
Mentioned in descriptions 24 262 varieties reference book.
Protected cultivation comprises a system of structures ranging from simple film shelters to high-tech greenhouses with automated climate control. Plants in such conditions develop under different levels of lighting, humidity, and temperature regimes, as well as in limited root zone volumes, which requires the selection of genetically adapted material, predominantly F1 hybrids.
The choice of a variety for closed environments depends on the crop's ability to develop fully under artificial lighting, its growth type, and compatibility with cultivation technologies, including substrate-based systems. Variety assessment is based on morphological traits, productivity, and the conformity of fruit characteristics to requirements for marketability, keeping quality, and transportability.
The resistance and high productivity of greenhouse varieties are driven by breeding for immunity to specific pathogens, such as powdery mildew, various types of wilts, viruses, and bacterial infections. Additional critical traits include parthenocarpy, which ensures fruit set without pollination, and the ability to control the balance between generative development and sugar accumulation.
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.
Cucumis sativus L. · Cucumber
Nunhems, NL
Lactuca sativa L. · Lettuce
Nunhems B.V.
Lactuca sativa L. · Lettuce
P.DEGREEF
Solanum melongena L. · Eggplant
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
NUNHEMS
Solanum lycopersicum L. · Tomato
Nunhems B.V.
Solanum lycopersicum L. · Tomato
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
ENZA ZADEN BEHEER B.V., NL
Solanum lycopersicum L. · Tomato
Silvertand, B. C. H. J.
Solanum lycopersicum L. · Tomato
Syngenta Seeds B.V.
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Michelangelo Leis, Italy
Solanum lycopersicum L. · Tomato
NUNHEMS ZADEN
Solanum melongena L. · Eggplant
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Bougainvillea Comm. ex Juss. · Bougainvillea
Rijnplant B.V.
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Toshiki Mori, Junna Kohori, Hatsuyoshi Kitamura, Takumi Inoguchi, Ichiro Kata, Masami Ishikawa, Fumi Maeda,Kazuyoshi Sone
Rosa L. · Rose
PIET SCHREURS HOLDING B.V.
Rosa L. · Rose
Van De Pol Peter A.
Rosa L. · Rose
HANS JURGEN EVERS (T)
Rosa L. · Rose
Michel Kriloff
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
VROMANS JAAP
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Stewart Philip J. / Robertson Renae R. / Coons Kevin / Coss Joanne F. / Edmondson Amy Marie / Renteria Agustin
Chrysanthemum L. · Chrysanthemum
JOS KESTER
Solanum lycopersicum L. · Tomato
Seminis Vegetable Seeds
Raphanus sativus L. var. sativus · Radish
URSEL SCHLEMMER SPRINGMANN