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１９９３年春季，在吴桥县进行了短枝型烟青改接长富２的试验，目的是了解短枝烟青做中间砧对长富２的生长与结果所产生的影响，为当地大面积短枝烟青的改造提供可靠的依据。通过１９９３～１９９８年６年的试验观察发现，改接后的长富２在生长、结果方面发生了较大变化，...
In the spring of 1993, Wuzhuang County was experimented with spike-type tobacco to Chang-fu 2 in order to understand the effect of spike tobacco on the growth and results of Chang-fu-2, Tobacco green to provide a reliable basis for the transformation. Through the observation of 6 years from 1993 to 1998, it was found that Changfu 2 changed greatly in the growth and the result of the change.