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.
Solanum melongena L. · Eggplant
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Cucumis sativus L. · Cucumber
Nunhems B.V., 6083 AB Nunhem
Capsicum annuum L. · Bell pepper
Seminis Vegetable Seeds
Capsicum annuum L. · Bell pepper
HM Clause, F
Cucumis sativus L. · Cucumber
VEGETABLE MONSANTO B.V.
Solanum lycopersicum L. · Tomato
Monsanto Vegetable, NL
Lactuca sativa L. · Lettuce
Enza Zaden, NL
Cucumis melo L. · Melon
NUNHEMS ZADEN
Capsicum annuum L. · Bell pepper
Wouter Lindeman, Enza Zaden Research & Development B.V.
Cucumis sativus L. · Cucumber
ROBERT SWINKELS
Solanum lycopersicum L. · Tomato
Syngenta Seeds B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V, Rijk Zwaan Lettuce Breeding department
Brassica oleracea L. (Broccoli Group) · Broccoli
Xiaoquanq Liang
Capsicum annuum L. · Bell pepper
Syngenta Seeds, NL
Capsicum annuum L. · Bell pepper
RIJK ZWAAN ZAADTEELT EN ZAADHANDEL B.V.
Alstroemeria L. · Alstroemeria
Konst Breeding B.V., Konst Breeding B.V.
Solanum melongena L. · Eggplant
RIJK ZWAAN ZAADTEELT EN ZAADHANDEL B.V.
Lactuca sativa L. · Lettuce
Bejo Zaden, NL
Rosa L. · Rose
SCHREURS PETRUS NICOLAAS JOHANNES
Daucus carota L. · Carrot
HM.CLAUSE
Rosa L. · Rose
Wilhelm Kordes, W. Kordes' Sohne Rosenschulen GmbH & Co KG
Lactuca sativa L. · Lettuce
Nunhems B.V., 6083 AB Nunhem
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Suiker Marcel