Plant trees grow very slowly, This makes forestry become a futurology, It requires decision-makers with life, the more peep out of the habit of thinking framework the ability of the next page of history, to look into the future and make accurate predictions.
And to know the future, we must first understand the past, because history has its own Tong zhe, Jian gu can be Cha jin, so that there will be less of the cost of wrong way of the way.
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