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Variety traits

Leafiness

Leafiness is an agronomic indicator reflecting the proportion of leaves in the total plant biomass, expressed as a percentage. It is of key importance for assessing the nutritional value of crops and the intensity of photosynthetic processes.

Mentioned in descriptions 13 493 varieties reference book.

Leafiness represents the ratio of leaf mass to the total mass of the plant's above-ground organs. This indicator is manifested through the ratio of leaf blades to stems, which directly determines the nutritional value of forage crops, as leaves contain significantly more vitamins and protein than stems.

The value of leafiness depends on the genetic characteristics of the variety, the current stage of plant development, and the applied agricultural practices. Generally, the proportion of leaves is higher at the beginning of the growing season and gradually decreases towards the flowering and maturation stages, when the mass of stems and generative organs increases.

During variety trials, leafiness is evaluated as part of the variety's agricultural utility through gravimetric analysis of green mass samples. High values are preferred for forage crops, while low values may indicate coarseness, which reduces digestibility and the nutritional quality of the product.

Sources9

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.

Hakusen

Active

Hydrangea serrata (Thunb.) Ser. var. serrata · Tea-of-heaven

Information regarding the breeder received in the contribution to CPVO :Yamaguchi Kiyoshige

FR
1 record

KINNOW

Active

Citrus reticulata Blanco · Mandarin orange

ES
1 record

Fruzsi

Active

Rosa L. · Rose

HU
1 record

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Information regarding the breeder received in the contribution to CPVO :Jones H. J.

FR
2 records

Jolanda

Terminated

Anethum graveolens L. · Dill

NL
1 record

Kele

Active

Rosa L. · Rose

HU
1 record

Jewel

Protection expired

Hippeastrum Herb. · Amaryllis

NL
1 record

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Information regarding the breeder received in the contribution to CPVO :Bullivant E.

FR
1 record

Helean

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

EE
1 record

Heinz 1409

Terminated

Solanum lycopersicum L. var. lycopersicum · Tomato

IT
1 record

Izu

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

No information of breeder available for this variety

FR
2 records

Hair

Active

Allium L. · Ornamental Allium

NL
1 record

Golden Cloud

Protection expired

Betula pendula Roth · Silver birch

NL
1 record

Festivo

Protection expired

Dahlia Cav. · Dahlia

NL
1 record

Feonia Rona

Protection expired

Daucus carota L. · Carrot

HU
1 record

Elviira

Terminated

Rhododendron molle (Blume) G. Don · Chinese azalea

NL
1 record

Jessica

Protection expired

Hedera helix L. · Common ivy

NL
1 record

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