The biological properties were as follows: (1) Well developed roots.

其主要的生物学特性是：（1）根系发达。

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Results showed that the lower part of the cuttings developed roots faster and had a higher rooting rate than the other part.

结果表明，枝条的基部比枝条中上部生根快，生根率高，踵枝扦插的生根效果更为明显。

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Human societies developed from roots in primate social behaviors.

人类社会从根本上起源于类人猿的社会化行为。

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The Dakaroise (residents of Dakar) consider physical fitness of great importance, and over the decades an exercise culture has developed deep roots in the city.

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"It's a grass-roots product that we developed out of frustration and necessity, " says Mr. McCausland.

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