Laviva
TerminatedLactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)
Cultivation
Cuttings propagation is a vegetative method of reproduction that ensures the production of genetically identical copies of the parent plant and the preservation of all its varietal traits.
Mentioned in descriptions 6 267 varieties reference book.
Cuttings propagation is a method of vegetative reproduction in which new plants are obtained by rooting parts of the parent organism. This method guarantees the complete preservation of economically valuable characteristics of a cultivar, such as color, fruit shape, productivity, and disease resistance, which may not be inherited through seed propagation.
The efficiency of propagation depends on the ability of a specific cultivar to regenerate. Cultivars are classified as easy-, medium-, or difficult-to-root, which determines the complexity of agrotechnical operations. A successful result depends on adhering to the timing of cutting preparation and creating optimal conditions, including humidity and temperature control.
The selection of a cultivar for cuttings propagation considers its plasticity and technical equipment requirements. Genetic uniformity of plantings ensures consistency in plant vigor and harvest timing; however, it creates risks of mass infestation by pests or diseases in the absence of varietal diversity in the field.
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
Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)
Alstroemeria L. · Alstroemeria
Mojonnier, Erwin|237 Quail Dr., Encinitas, CA 92024
Lactuca sativa L. · Lettuce
ReinSaat KG
Trachelium caeruleum L. · Blue throatwort
Ravensbergen, J.
Petroselinum crispum (Mill.) Nyman ex A. W. Hill · Parsley
Nunhems Germany GmbH
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Medicago sativa L. nothosubsp. varia (Martyn) Arcang. · Bastard Medic
Danko Hodowla Roslin Sp.z.o.o.
Ribes nigrum L. · Blackcurrant
Prof. Dr. V. P. Kopan c/o Institute of Horticulture
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
Information regarding the breeder received in the contribution to CPVO :Kientzler
Impatiens New Guinea Group · New Guinea Impatiens
Ludwig Kientzler
Pelargonium zonale (L.) L'Hér. · Horseshoe pelargonium
Klemm+Sohn GmbH &Co.KG
Impatiens New Guinea Group · New Guinea Impatiens
Ludwig Kientzler
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel BV (NL)
Tulipa L. · Tulip
Toyota Tokuji|Nishii Kenji|Tsutsui Kiyoshi|Ogura Tetsuo|Murakami Kinji|Kanamori Matsuo|Amano Masayuki|Nezu Mitsuya|Imai Fujio|Urashima Osamu|Hirata Yoshiki
Alstroemeria L. · Alstroemeria
J.W.M. Konst, Konst Breeding B.V.
Alstroemeria L. · Alstroemeria
Konst Alstroemeria BV
Impatiens New Guinea Group · New Guinea Impatiens
Ludwig Kientzler
Chrysanthemum L. · Chrysanthemum
ShOLOHOVA TAT'YaNA ALEKSANDROVNA / ARBATSKAYa YuTA YaROSLAVNA / GOLUBEVA TAMARA PETROVNA
Leucanthemum maximum (Ramond) DC. · Maximum daisy
Pieter den Haan
Petroselinum crispum (Mill.) Nyman ex A. W. Hill · Parsley
ReinSaat KG
Impatiens New Guinea Group · New Guinea Impatiens
Ludwig Kientzler
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Gautier Semences SAS (FR)
Petroselinum crispum (Mill.) Nym. ex A.W. Hill ssp. crispum · Parsley
Moravoseed Spol. S.r.o