Wheat SVG is one of the oldest cereal plants in the flower department, a class of monocotyledonous plants, an order of cereals, cereals.
Description of Wheat SVG.
All varieties of wheat have the main characteristic features. The height of the wheat stem reaches 30-150 centimeters. The stems themselves are hollow and upright, with well visible knots. From one plant, as a rule, grows up to 12 stems. Wheat leaves reach a width of 20 mm, they are flat in shape and usually linear, with parallel veins, fibrous, rough to the touch. Leaf sheaths of wheat are pronounced and well developed. The vaginas are split up to the very base and have lanceolate ears at the top. Their tongues are naked and membranous, from 0.5 to 3 mm long. The wheat plant has a uricular root system.
The structure of Wheat SVG.
Wheat inflorescence is a straight, complex ear from 4 to 15 cm long, it can be oblong or ovate. On the axis of each ear there are spikelets 6-15 mm long. Wheat spikelets are single and adjoin to the axis in two identical rows of 5-18 millimeters long, with several close-faced flowers, most often from 2 to 7. Wheat ear axis does not contain joints. Wheat flower has 2 scales and 2 films, 3 stamens, pistil and 2 stigmatizers. This structure is typical of cereal flowers. When wheat ripens, it produces grain fruits.
Varieties and types of Wheat SVG.
There are many varieties of wheat. These plants have a fairly complex classification, including sections, species and subspecies, as well as about 10 hybrids, both intra- and intergenerational. The following types of wheat are distinguished:
Where does wheat grow?
Wheat grows everywhere except in the tropics, as the variety of specially developed varieties allows the use of all soil and climatic conditions. Heat is not a problem for the plant if there is no high humidity that contributes to the development of diseases. Wheat is a plant so cold resistant that only barley and potatoes surpass it. Soft wheat prefers a humid climate and is common in Western Europe and Australia. Durum wheat loves a drier climate and is grown in the USA, Canada, North Africa and Asia. Winter wheat prevails in areas where it is not damaged by frost, for example, in the North Caucasus, in the Central Black Earth region of Russia. Yarovaya wheat is grown in the Southern Urals, Western Siberia and Altai.