在我们国家里,设有很多专门的农业科学试验研究机构,那么农业社还有必要进行对比试验吗?回答是肯定的,不但要做,而且必须做,还应当做好。原因是:一要通过对比试验来求得具体的答案农业生产的情况是复杂的,各地的气候、土壤、栽培方法、经济条件等都不一样。作物的产量是这些因 In our country, there are many specialized experimental institutes for agricultural science research. Is it necessary for the Agricultural Society to conduct a comparative test? The answer is affirmative. It must not only be done, but must be done and should be done. The reasons are as follows: First, the specific answer should be obtained through comparative tests. The situation of agricultural production is complicated. The climate, soil, cultivation methods and economic conditions are different everywhere. Crop yields are these factors