An improved procedure for nitrogen fixation.

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  机译： 固氮中微生物活化的程序。

• 4. prdotto and procedure realizzanti, at room temperature and normal pressure, the produziome ammonia from atmospheric nitrogen fixation. [P] . IT1087904B . 1985-06-04

  机译： prodotto和程序realizzati，在室温和常压下，产品中的氨由大气中的氮固定。

• 5. A procedure of nitrogen fixation. [P] . ES59275A1 . 1914-12-01

  机译： 固氮程序。

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