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为了及时、准确地获得某项或综合农业技术措施在大面积上的增产效果,可采用产量实割实测的调查方法。这项工作是在作物已经完全成熟时进行。
In order to timely and accurately obtain the stimulation effect of a certain or comprehensive agro-technical measures on a large scale, the survey method of actual output can be adopted. This work is done when the crop has fully matured.