一位领导科学家警告道，很多食物里、化妆品和清洁品里存在的化学物对雄性可育性是个威胁。
Chemicals found in many food, cosmetic and cleaning products pose a real threat to male fertility, a leading scientist has warned.
提出处于培育中的人工用材林的营林产值应分立木蓄积产值和可育性产值两大部分，并提出划分立地类别进行产值统计的办法。
It points out that the output value of silviculture of artificial timber stand should be divided into two parts, the output value of stumpage and the output value of cultivability.
根据这一定义，区分不同物种的标准是不同物种的个体间相互交配产生可育后代的可能性。
According to this definition, one species is distinguished from another by the possibility of matings between individuals from each species to produce fertile offspring.
可育期内繁种结实性是随海拔增高由低到高。
Seed bearing rate in fertile period gets better from low elevation to high elevation.
可育期内繁种结实性是随海拔增高由低到高。
Seed bearing rate in fertile period gets better from low elevation to high elevation.
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