[Morphological characteristics] Deciduous Chinese Sophora japonica trees, up to 25m, diameter up to 1m, the bark is nearly smooth gray or grayish brown; branchlets are brown with soft hairs. The leaf is leathery, slightly thicker, elliptical, oval or obovate, 2~5cm long, 1~2cm wide, pointed or blunt at the apex, oblique at the base, wedge-shaped or rounded on one side, and the edge of the leaf has blunt and neat single serrations, and the surface is smooth, The back is hairy when young. The flowers bloom in autumn, and the Chinese Sophora japonicus grows in clusters in the leaf axils of the branches of the year and lined up in clusters of cymes. Samaras are oval, 1~1.2cm long and 6-8mm wide, with narrow and thick wings. The seeds of Sophora japonica are located in the center of the fruit. The stalk is thin, 3~4mm long and has sparse short hairs. Flowering in September, soon the seeds of Chinese Sophora japonica mature.
[Growth Habits] Sophora japonica likes light, is slightly tolerant to shade, likes warm and humid climate, and is resistant to drought. It can grow on acidic, neutral and alkaline soils, but the neutral soil with warm climate, fertile soil and good drainage is the most suitable. It has strong resistance to toxic gases such as sulfur dioxide and smoke and dust, and has strong dust retention ability on the leaf surface.
[Seedling Breeding] Sowing and breeding of Sophora japonica. From October to November, when the fruit wings are yellowish-brown, they are harvested in time, spread out and dried, and picked up to remove the debris.
Choose a sunny day with no wind, sowing or drill the seeds of Chinese Sophora japonica after being properly moistened with water. After sowing, cover with fine soil and then cover with straw, and spray water to keep the soil moist. Broadcast by 25cm line spacing. One month later, when the Chinese Sophora japonica sprouts and unearthed, the grass should be removed promptly, and the seedlings should be properly thinned. Do a good job of water and fertilizer management and weeding to loosen the soil during the growth period of the Chinese locust tree.
【Large Seedling Cultivation】In spring, large seedlings above 3m are transplanted with soil balls. During the growth period from April to October (except during the rainy season), apply thin cake fertilizer water once every two weeks, and apply cake fertilizer residue or barn manure as base fertilizer o一旦在冬天。年代pray 80% dichlorvos 1500 times solution to control leaf-eating pests such as lion moth, golden flower insect, elm leaf wasp, and block the worm holes with lime sulfur mixture to prevent longhorn beetle eating tree trunks.
中文摘要japo花园使用nica is a good ornamental tree, plant greening, and greening tree species on all sides. It should be planted alone or in clusters in the courtyard, or planted near the pool, pavilions and pavilions, and arranged with pavilions and rocks. The Chinese acacia tree can also be used as a garden shade tree, a street tree or a bonsai. It can also be used as a green tree species in factories and mines.