It has obvious effect on soil ecological environment and corn production through improving desertification by using peat.
利用泥炭改良沙化退化土地，已见明显土壤生态环境改善、作物增产的效果。
The results showed that bionitrogen was better than the corn protein for its improving the penicillin production about 10% and being cheaper.
通过实验结果分析表明，利用药媒—2000作为青霉素发酵生产上的补充氮源。其发酵水平优于其它氮源。
The results showed that bionitrogen was better than the corn protein for its improving the penicillin production about 10% and being cheaper.
通过实验结果分析表明，利用药媒—2000作为青霉素发酵生产上的补充氮源。其发酵水平优于其它氮源。
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