过去100年里，地震学家将大笔的经费投入到地震预测研究中，收获廖廖。

Over the past century, seismologists have invested a vast amount of money and effort in trying to predict earthquakes-without a single unequivocal success.

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因此，在制定正确的森林经营决策之前，首先必须建立林分生长与收获模型，以掌握林分结构、生长动态、货币收获变化规律，并预测林分对即将实施措施的反应。

Thus, the growth and obtain models must be established before making the proper manage decision, the structure and grow dynamic and obtain change rule of the stand will be grasped by the models.

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可靠准确的小麦收获期预报是适时收获、最大限度获取产量的前提，物候现象出现的顺序性和同步性，可用来预测作物生长期。

Accurate forecast of wheat harvest period is the premise to obtain uttermost crop yields. The phonological sequentiality and synchronization could be applied to forecast the growing season of crops.

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