以下为句子列表：
英文: Through field experiment on various maize hybrids, planting densities and N application rates, hybrid Yedan 12” attained a maximum yield of 9273 kg/ha with a net output value of US$879.0.1 /ha and a ratio of output to input by 3. 1.
中文: 通过对不同杂交玉米品种，种植密度和施氮量的大田试验，得到掖单12最高产量9273公斤/公顷，产值879.01美元/公顷和产投比3:1。
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