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Variety traits

Waxy bloom

Waxy bloom is a layer of wax-like substances on the surface of plant organs that acts as a protective barrier against moisture evaporation, overheating, and pests. This trait is genetically determined and serves as an important criterion for a variety's resistance to abiotic and biotic stresses.

Mentioned in descriptions 5 256 varieties reference book.

Waxy bloom (epicuticular wax) is a layer of substances on the surface of leaves, stems, and fruits that acts as a transpiration barrier, reducing moisture loss during drought conditions and reflecting ultraviolet radiation for protection against overheating. Visually, it manifests as a characteristic glaucous sheen on the plant's surface.

The intensity of bloom formation is determined by the genetic characteristics of the variety, but is subject to environmental factors. Wax synthesis increases at lower temperatures (below 15 °C), higher levels of UV radiation, and moisture deficit, which allows the plant to adapt to changing growing conditions.

In the state variety testing system, this trait is assessed visually by experts on a scoring scale, where the degree of expression is determined by comparison with an accepted standard. The presence of a strong waxy bloom increases the crop's resistance to pest damage, but creates a hydrophobic surface that requires a specific approach to the selection of adjuvants when conducting treatments.

Sources10

Breakdown by crop

Found in these crops

Varieties that feature this in their description

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.

Sulov F1

Terminated

Allium cepa L. · Onion

Ersyn Hiunes

UA
1 record

Spokusa

Terminated

Lonicera caerulea L. · Blue-berried honeysuckle

Hryzodub Serhii Mykhailovych, Kibkalo Viktor Oleksiiovych,

UA
2 records

Prunus domestica L. · European plum

Instytut Ogrodnictwa - Państwowy Instytut Badawczy

PL
1 record

Miscanthus lutarioriparius L. Liou ex Renvoize & S. L. Chen · Amur silver grass

Kvak Volodymyr Mykhailovych, Henzhenko Oleksandr Mykolaiovych, Hontarenko Svitlana Mykolaivna, Humentyk Mykhailo IAroslavovych, Kurylo Vasyl` Leonidovych, Roik Mykola Volodymyrovych,

UA
2 records

Skaldis F1

Withdrawn

Allium cepa L. · Onion

Will van Haerke

UA
2 records

Sirkon F1

Terminated

Brassica oleracea L. (White Cabbage Group) · White cabbage

Ger Beemsterboer

UA
1 record

Sebola F1

Terminated

Allium cepa L. · Onion

Zuhair Bibi

UA
1 record

Brassica oleracea L. (White Cabbage Group) · White cabbage

Eike Kampe, Hryhorii Pylypenko,

UA
2 records

Semko IUvileinyi 217 F1

Application submitted

Brassica oleracea L. (White Cabbage Group) · White cabbage

Suddenko Viktor Hryhorovych, Patsuriia Dzheneri Volodymyrovych, Monakhos Hryhorii Fedorovych, Kriuchkov Anatolii Vasyl`ovych, Aleksieiev IUryi Borysovych,

UA
1 record

Shiro ISK

Withdrawn

Prunus salicina Lindl. · Japanese plum

Instytut Sadownictwa i Kwiaciarstwa im. Szczepana Pieniążka

PL
1 record

Siyana

Active

Malus Mill. · Apple

Dimitar Sotirov, Atanas Blagov

BG
2 records

Schoenburger

Protection expired

Vitis vinifera L. · Common grape vine

Hochschule Geisenheim Institut fuer Rebenzuechtung

DE
1 record

Savarona F1

Terminated

Allium cepa L. · Onion

Zuhair Bibi

UA
1 record

Semko IUvileinyi

Application submitted

Brassica oleracea L. (White Cabbage Group) · White cabbage

Aleksieiev IUrii Borysovych, Sudenko Vasyl` Hryhorovych, Patsuriia Dzheneri Volodymyrovych, Monakhov Hryhorii Fedorovych, Kriuchkov Anatolii Vasyl`ovych,

UA
1 record

Allium cepa L. · Onion

Ger Bimsdeboer

UA
1 record

Sati F1

Terminated

Brassica oleracea L. (White Cabbage Group) · White cabbage

Gerard Balder

UA
1 record

Segalin

Active

Vitis vinifera L. · Common grape vine

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

FR
2 records

Selenor

Active

Vitis L. · Grapevine

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

FR
1 record

Vitis vinifera L. · Common grape vine

INCONNU (FR)

FR
1 record

Russo F1

Terminated

Brassica oleracea L. (White Cabbage Group) · White cabbage

Gerard Balder

UA
1 record

Allium cepa L. · Onion

Ger Bimsdeboer

UA
1 record

Vitis vinifera L. · Common grape vine

Ovchynnikov Hryhorii Petrovych, Tarakhtii Liudmyla Ivanivna, Abliazova Aia Pavlivna, Tulaieva Maia Ivanivna, Dokuchaieva IEvheniia Mykolaivna,

UA
1 record

Brassica oleracea L. (Red Cabbage Group) · Red cabbage

Domaine Public (FR)

FR
1 record

Sanat

Terminated

Anethum graveolens L. · Dill

Horova Tamara Korniivna, Tkalych IUrii Vadymovych, Pozniak Oleksandr Vasyl`ovych, Chaban Lesia Vasylivna,

UA
2 records

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