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生姜不仅作为一种调味蔬菜在日常生活中为人们食用,而且还在中医、化工、食品加工等方面得到广泛应用。但由于生姜产区连年种植,生长中期高温高湿,姜瘟病等土传病害大量发生,轻者减产10%～20%,重者减产50%以上,甚至造成绝收。为此,我所于1998年在本所蔬菜示范场进行塑料大棚生
Ginger is not only used as a kind of seasoned vegetables for daily consumption, but also widely used in traditional Chinese medicine, chemical industry and food processing. However, many diseases such as high temperature and high humidity in the mid-growth stage, ginger blast and many other soil-borne diseases occur in light of the planting of ginger producing area in successive years. The light yield of 10% -20% of the light output is reduced by more than 50% in severe cases, and even the absolute yield is caused. To this end, I conducted a plastic shed at our vegetable demonstration site in 1998