Tombelo
ActiveLactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Variety traits
The vegetation period of a variety is the time from sowing or emergence to crop maturity, measured in days. This indicator determines the suitability of a variety for cultivation in specific agro-climatic conditions.
Mentioned in descriptions 20 935 varieties reference book.
The vegetation period of a variety is the time interval from sowing or emergence to the crop maturity phase. Unlike the meteorological growing season, which characterizes the time of year suitable for plant growth in a given area, this indicator is a biological characteristic of the variety and is measured in days.
The duration of the period depends on temperature, moisture availability, and nutrient supply, as well as on geographical latitude and day length. Photoperiod sensitivity and weather conditions in a particular season can significantly influence the rate of plant development, changing the number of days required for the variety to complete all growth phases.
During state variety testing, evaluation is carried out by observing the onset of phenological phases in test plots. Based on the data obtained, varieties are classified into maturity groups, such as early-maturing, mid-maturing, and late-maturing. This classification allows comparing the variety with a standard and determining its suitability for the climatic features of the growing zone.
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 B.V.
Zea mays L. · Maize
Pinter Zoltan / Szel Sandor / Kalman Laszlo / Kovacs Gyula / Ladanyi Miklos / Devenyi Karolyne
Allium sativum L. · Garlic
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR
Lactuca sativa L. · Lettuce
PNOS
Solanum lycopersicum L. · Tomato
CLAUSE TEZIER,S.A.
Helianthus annuus L. · Sunflower
S.D.M.E. SOCIETE DE MAIS EUROPEENS - STAZIONE SPERIMENTALE KWS
Allium cepa L. var. cepa · Onion
Asgrow Seed Company (US)
Zea mays L. · Maize
Syngenta participation AG
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Enza Zaden Bikhir B.V.
Brassica oleracea L. (Cauliflower Group) · Cauliflower
TAKII & CO LTD
Solanum lycopersicum L. · Tomato
Monsanto Vegetable IP Management B.V.
Raphanus sativus L. var. sativus · Radish
W. LEGUTKO PRZEDSIEBIORSTWO HODOWLANO NASIENNE SP.Z.O.O
Solanum tuberosum L. · Potato
Y.P. van der Werff/ZPC
Beta vulgaris L. · Beet
SES Europe N.V./S.A.
Zea mays L. · Maize
Miloslav Masnica
Capsicum annuum L. · Bell pepper
Kerteszeti Kutato intezet Budateleny (HU)
Allium cepa L. var. cepa · Onion
Przedsiebiorstwo Nasiennictwa Ogrodniczego i Szkolkarstwa w Ozarowie Mazowieckim Spolka z o.o.
Capsicum annuum L. · Bell pepper
Tovarystvo z obmezhenoiu vidpovidalnistiu "SPARK SIDZ"
Allium cepa L. var. cepa · Onion
Bejo Zaden BV (NL)
Oryza sativa L. · Rice
Saiagricola spa
Hordeum vulgare L. · Barley
Graminor A.S
Vitis vinifera L. · Common grape vine
INCONNU (FR)
Brassica oleracea L. (Cauliflower Group) · Cauliflower
J.E. OHLSENS ENKE A/S
Lactuca sativa L. · Lettuce
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