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花生系豆科落花生属一年生草本植物。原产于南美洲热带地区,是一种喜温作物,学名Arachis hyposaea L。我国农民习惯把花生叫作落花生、六月豆、长果、珍珠豆等等。现在生产上栽培的品种类型很多,以熟性来区分,有早、中、晚熟三种,早熟种生育期为130天左右,如伏花生;中熟种145天左右,如徐州68—4;晚熟种为165天左右,如蓬莱一窝猴等。以花生植株的分枝与主茎形成的角度,可分成直立、蔓生、半蔓三种。第一对侧枝生出后,就斜着向上生长,形成四十五度
Peanut Department bean leguminous perennial herb. Originated in the tropical regions of South America, is a kind of warm temperature crops, scientific name Arachis hyposaea L. Peasants used to peanut peanut habits in China, June bean, long fruit, pearl beans and so on. At present, there are many types of cultivars cultivated in production, which are distinguished by maturity. There are three types of early maturity, middle maturity and late maturity. The maturity period of early maturing seed is about 130 days, for example, peanut; the medium maturity is about 145 days, for example, Xuzhou 68-4; Late-maturing species is about 165 days, such as Penglai a nest monkey. Peanut plant branches and the formation of the main stem angle, can be divided into upright, vine, semi-vine three. After the first pair of branches were born, they grew diagonally upward to form forty-five degrees