A major barrier to interspecific hybridization is sterility in the F 1 progeny.

种间杂交的主要障碍是F1代的不育性.

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Interspecific hybridization of nucleic acids is a method of this type currently being developed.

核酸的种间杂交便是当前正在发展的这样一种方法.

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Lines with trait of open bud was bred from the generations of interspecific hybridization mainly.

棉花开放花蕾主要来源于种间杂交的后代.

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Hence, this method may be considered useful for interspecific hybridization breeding with allopolypolid crops.

因而, 这似乎可为异源多倍体作物的种间远缘杂交育种开辟一条新的途径.

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