soybean

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soybean

1.The most common color of soybean seed coat is （）.2.Soybean is a typical （）crop.3.Soybean top dressing time is generally （）.4.Soybean does not produce nodules.5.Soybean seeds can also germinate below 0 ℃.6.As long as the number of plants is enough， soybean can get high yield.