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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.

Jowisz

Active

Allium schoenoprasum L. · Chives

SPÓJNIA Hodowla i Nasiennictwo Ogrodnicze sp. z o.o.

PL
3 records

Kanon

Protection expired

Begonia L. · Begonia

Rohde, Hans J.|Nurtingen, Federal Republic of Germany

DK
2 records

Kaptah

Active

Solanum tuberosum L. · Potato

VANDEL POTATOES I/S

DK
2 records

Kalixo

Active

Solanum lycopersicum L. · Tomato

Gautier Semences SAS (FR)

FR
2 records

Kimbo

Active

Capsicum annuum L. · Bell pepper

ISI SEMENTI SPA

IT
2 records

Kalavon

Terminated

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

NL
3 records

Jetty

Active

Spathiphyllum Schott · Spathiphyllum

Brouwer, Wim A. J.|Nootdorp, Netherlands

NL
2 records

Kinsky

Active

Petroselinum crispum (Mill.) Nyman ex A. W. Hill · Parsley

ReinSaat KG

AT
2 records

Jouvance

Active

Solanum lycopersicum L. · Tomato

Agri Obtentions SA (FR)/Institut National de la Recherche Agronomique (FR)

FR
2 records

Kimpgua

Terminated

Impatiens New Guinea Group · New Guinea Impatiens

Ludwig Kientzler

PL
2 records

Jarko

Terminated

Beta vulgaris Fodder Beet Group · Mangelwurzel

Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR

PL
2 records

Joniai

Protection expired

Beta vulgaris Garden Beet Group · Garden beet

Lietuvos agrarinių ir miškų mokslų centro filialas Sodininkystės ir daržininkystės institutas

LT
2 records

Jolly Red

Terminated

Euphorbia pulcherrima Willd. ex Klotzsch · Poinsettia

Ball FloraPlant

NL
2 records

Corylus avellana L. · Common hazel

Information not available - Contact NL authorities

NL
2 records

Juhas

Active

Allium porrum L. · Leek

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
2 records

Johana

Terminated

Solanum lycopersicum L. · Tomato

WESTERN SEED ESPAÑA, S.A.

ES
2 records

Judith

Terminated

Ficus benjamina L. · Weeping fig

van Geest Jan

NL
2 records

Kehlibar

Active

Cucumis melo L. · Melon

Hristina Hristova (BG)

BG
3 records

Jubera

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Bayer Holland B.V.

NL
2 records

Tulipa L. · Tulip

RUSTENBURG V.D. SANDE

NL
2 records

Izolda

Active

Pisum sativum L. · Pea

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
2 records

Jogla

Active

Solanum tuberosum L. · Potato

APP Agroresursu un ekonomikas institūts

LV
3 records

Jacinto

Active

Daucus carota L. · Carrot

Pop Vriend Research B.V.

NL
2 records

JAROSLAV

Active

Beta vulgaris Sugar Beet Group · Sugar beet

Khermann Shtrube

UA
2 records

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