It was evident that decreasing the number of birds per cage and increasing cage space allowance per chickling had an overall positive effect on performance(P<0.05).

表明增加和减少蛋雏鸡的笼饲养面积对其生产性能的影响显著（P〉0.05）。

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On the positive side, it would seem that, thanks to the often substantial increase in the basic allowance and the reduction or removal of exemptions, fears that the flat tax reforms would greatly reduce personal-income tax progressivity the notion according to which economic agents should pay higher effective tax rates the more they earn have been overblown.

ECONOMIST: Will more of eastern Europe adopt flat-rate tax regimes?