酒685是以自选系M96和D385为亲本选育的中晚熟青贮玉米品种。2017 — 2018年参加甘肃省青贮组玉米区域试验，2 a 10点次折合平均干物质产量31 820.85 kg/hm2，比对照品种豫玉22增产7.9%。该品种抗禾谷镰孢茎腐病，中抗丝黑穗病。全株含粗蛋白7.2%、粗淀粉26.7%、中性洗涤纤维41.1%、酸性洗涤纤维23.2%。适宜在甘肃省作为春播青贮玉米种植。

Jiu 685 is a new middle-late mature silage corn cultivar， with parents combination of self-selected lines M96 and D385. In 2017 — 2018， the average yield of dry matter in 2 a 10 sites (times) was 31 820.85 kg/hm2， 7.9% higher than the control Yuyu 22 in Gansu Regional Experiment of Silage Corn. It is resistant to Fusarium graminearum stem rot and moderate moderately resistant to head smut. The crude protein is 7.2%， crude starch is 26.7%， neutral detergent fiber is 41.1%， and acid detergent fiber is 23.2%. It is suitable for planting silage corn as spring sowing in Gansu Province.

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