To mutate breeding with Penicillium chrysogenum in existing production in order to obtain stable high yield strain.

对现有生产中的产黄青霉进行育种突变，以获得稳定的高产菌株。

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W025 is a new rice strain developed from chemical inducement and cross breeding. It has a giant embryo that is controlled by a single recessive gene.

W025是通过化学诱变和杂交选育而成的水稻新品系，具有巨胚特征，遗传分析表明巨胚基因受单隐性基因控制。

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According to the strain breeding theory, the selection and breeding of antibiotics AGPM producing mutant and the fermentation technology of AGPM were systematically studied in this thesis.

本文根据育种理论，对新型抗肿瘤抗生素agpm生产菌种的选育、发酵法生产抗生素agpm进行了系统的研究。

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The puritanical strain of Islam fostered by the state, sometimes called Wahhabism, was breeding extremists who were willing to kill even Muslims for their cause.

CENTERFORSECURITYPOLICY: Saudi Friends and Foes

Australian scientists are attempted to use genetic modification to develop a strain resistant to Race 4, while those in Honduras are working on breeding a better banana through more conventional means, by cross-pollination.

FORBES: Banana Fungus Threatens World Crop