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沙枣为胡颓子科沙枣属落叶灌木或乔木,最高可达15米。树皮暗灰褐色,片状纵裂。枝条稠密,小枝呈银白色常有棘针。叶互生,椭圆形或披针形,表面呈浓绿色,背面有银白色鳞班。冬芽圆形,黄褐色。花两性,腋生,1—3朵,黄色,花形似钟,虫媒传粉。果实为椭圆形,熟时变成黄色或红色,果肉粉质。沙枣全身是宝,用途广泛。它的材质坚韧、纹理致密、色泽美观,可作建筑、器具、农具、车辆、油榨垫板等用材。沙枣果实产量高,果肉含淀粉30～35％,糖分约10％,蛋白质16％,脂肪约15％,营养成分接近于高梁。一般每百斤鲜果可剥取果肉40斤,可鲜食,亦可磨
Elaeagnus is Elaeagnus Kosha jujuba is a deciduous shrub or tree, up to 15 meters. Dark gray bark, lamellar longitudinal crack. Branches dense, twigs silver-white needle often. Leaves alternate, oval or lanceolate, the surface was dark green, white silver scales on the back of classes. Winter buds round, brown. Flowers bisexual, axillary, 1-3, yellow, flower-shaped bell, insect vector pollination. The fruit is oval, cooked into yellow or red, fleshy silty. Jujube body is treasure, a wide range of uses. Its material tough, dense texture, beautiful color, can be used for construction, appliances, farm tools, vehicles, press pad and other timber. Ears jujube fruit yield is high, the pulp containing starch 30 to 35%, sugar about 10%, protein 16%, fat about 15%, nutrient content close to sorghum. Generally per 100 pounds of fresh fruit peel pulp 40 pounds can be fresh, can also be worn