在分根系统中，白羽扇豆的排根占根系干重的比例在局部供磷（羟基磷灰石）的土层中大量增加。
The percentage of root biomass allocated to cluster roots increased in the soil layer supplemented with P in a split-root system.
施肥频率对根密度的影响主要是引起各土层根密度大小的变化，运行方式则对各土层根长占整个剖面根长总和的比例产生影响。
Root length density varied with fertigation frequencies, and the ratio of root length for different soil layers to the total root length in the profile varied with fertigation strategies.
颈椎病以颈型和神经根型为主，分别占58%和36%；
The cervical and radiculopathy of cervical syndrome were 58% and 36%, respectively.
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