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一、遗传因素 一个人运动素质水平的高低,主要受先天遗传的影响,速度素质的遗传度较高,因为速度素质在青春发育早期即能充分表现而较早定型。首先做家系调查,运动能力遗传基因多的少年儿童,家谱调查时,不要只限于父母,至少要调查本代兄弟姐妹和父母、祖辈三代人,要将亲属调查方法与其他方法结合进行。主要调查三代人身体形态、健康水平、运动素质和后天生活环境。对少儿跳高运动员的科学选材要重视遗传因素,也要考虑后天生活环境因素,这样才能提高选材的质量。
First, the genetic factors of a person’s level of exercise quality, mainly due to the impact of innate heredity, the high degree of heredity of speed quality, because the speed of quality in early stages of puberty that can fully performance and stereotypes. First of all, do pedigree investigation, athletic ability of genetically modified children and more children, genealogy survey, not limited to parents, at least to investigate the generation of siblings and parents, three generations of ancestors, to relatives survey methods and other methods combined. The main survey of three generations of body shape, health, sports quality and acquired living environment. Scientific selection of children high jumpers should pay attention to genetic factors, but also to consider the environmental factors of acquired life, so as to improve the quality of the material selection.