Dobrotitsa – a new variety of spring fodder peas (Pisum sativum l.) type afila. Identification traits
Dimitar Genchev
Dobrudzha Agricultural Institute – General Toshevo, 9521, General Toshevo, Bulgaria
Резюме
Peas are one of the most valuable legumes in the world. It is grown for human food, for animal feed, and in some places for green manure. Peas are a desirable component in crop rotations because they interrupt the life cycles of diseases and pests, enrich the soil with nitrogen, improve the diversity and activity of soil microflora, improve soil aggregate status and water storage capacity, contribute to economic stability of agricultural production.
Leafless forms called aphila-type are more resistant to lodging. They have semi-leaflets or aphila type, in which the leaflets are modified into whiskers.
Affiliate-type varieties are more suitable for areas with high humidity, because the crops of these varieties are better ventilated than varieties with normal leaves.
The variety was created by multiple individual selection of individual plants in a hybrid population Ph 07-59 (Pleofila/M40).
Anthocyanin staining on the plant is absent. The variety is characterized by an average stem height. Variety ‘Dobrotitsa’ has 9-10 unproductive nodes and belongs to the group of medium-early varieties.
Variety Dobrotitsa is without leaves or is the so-called afila-type. The leaves are modified into whiskers. In the Dobrotitsa variety, the stipules are without spotting.
The maximum number of flowers per knot in the Dobrotitsa variety is two flowers. The standard is medium wide, with a strong arch, weak wavy and white to cream. The wings are white to cream. The flower has a medium-long peduncle.
The pods are medium long, medium wide, with the presence of string and parchment. They are concave, medium curved and with a sharp tip. The pods are blue-green in color and have a waxy coating of medium intensity. The number of seeds in beans is 8. The green color of immature seeds is of medium intensity.
The seeds are creamy with the dark yellow color of the cotyledons and transparent white seed coat, the color of the hilum does not differ from the rest of the seed. The seeds are irregularly shaped and there is no wrinkling of the cotyledons. Starch grains are simple. The seeds are medium-sized with 295g of 1000 seeds.
Key words: Pisum sativum L., new variety, spring fodder pea type afila, DUS-distinction, production.
