DOLLY
TerminatedRhododendron L. · Azalea
WILLY STRECK
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.
Rhododendron L. · Azalea
WILLY STRECK
Solanum lycopersicum L. · Tomato
Nesterovych Arkadii Mykolaiovych, Havrysh Fedor Serhiiovych, Volok Ol`ha Anatoliivna, Amcheslavs`ka Olena Valentynivna, Moriev Viktor Vasyl`ovych, Havrysh Serhii Fedorovych,
Vitis vinifera L. · Common grape vine
GERMONDARI LUCIANO
Valerianella locusta (L.) Laterr. · Corn salad
Austrosaat (AT)
Valerianella locusta (L.) Laterr. · Corn salad
SPAETH HANS| Dr. Hans Rolf Spaeth
Solanum lycopersicum L. · Tomato
Harmoniz
Solanum lycopersicum L. · Tomato
Hari Besels
Tulipa L. · Tulip
Mastenbroek Breeding Rights B.V.
Cucumis sativus L. · Cucumber
Enza Zaden Beheer B.V.
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Information not available - Contact NL authorities
Solanum lycopersicum L. · Tomato
HEBREW UNI/HAZERA
Capsicum annuum L. · Bell pepper
Jean Louis Nicolet
Cucumis melo L. · Melon
MERIDIEM SEEDS S.L.
Cucumis melo L. · Melon
Lymar Anatolii Ostapovych, Didenko Tetiana Volodymyrivna, Didenko Volodymyr Pavlovych,
Gerbera jamesonii Bolus ex Hook. f. · Barberton daisy
Specjalistyczny Zakład Ogrodniczy Ryszard Pętoś
Cucumis melo L. · Melon
Innova Seeds Co.
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Gerbera jamesonii Bolus ex Hook. f. · Barberton daisy
Florist De Kwakel B.V. Gerbera Kulturen
Capsicum annuum L. · Bell pepper
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Darbonne Pepiniere| FR
Cucumis melo L. · Melon
RAMIRO ARNEDO, S.A.
Solanum lycopersicum L. · Tomato
BRUINSMA ZADEN
Dianthus L. · Carnation
BRIZARD JEAN
Capsicum annuum L. · Bell pepper
RAMIRO ARNEDO, S.A.