近几年,白芍种植面积萎缩,产量锐减,预计1999年白芍将会呈现供不应求趋势。由于连续多年白芍产不足需,靠库存弥补产不数销已难以为继,造成1996年白芍市价明显回升,每千克市价由1995年的6～8元逐步上升到14～16元,涨幅高达1倍。因此药农扩大了种植面积。但按生产周期4年计算,1996年下种的白芍应在2000年收获,故远水解不了近渴。加上 In recent years, white peony root acreage shrinkage, sharp decline in output, peony is expected in 1999 will be in short supply trend. As a result of perennial lack of production of white peony need to rely on inventory to make up for insufficient sales has been unsustainable, resulting in a sharp rise in the market price of peony in 1996, per kilogram of market price from 6 to 8 yuan in 1995 and gradually increased to 14 to 16 yuan, or Up to 1 times. Therefore, pesticide farmers to expand the area planted. However, according to the 4-year production cycle calculation, 1996 under the kind of white peony root should be harvested in 2000, so much hydrolysis can not be thirsty. Plus