This is another reason for the reduction in varieties and skills of potato management.

这是另一个在马铃薯品种和管理技能减少的原因。

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Varieties of financial management goals are equal to their own enterprises form and short term goals in certain conditions.

不同的财务管理目标 ，是与不同的企业组织形式和企业在不同的情况下的短期目标相适应的。

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Better plant varieties, chemical fertilizers and agricultural management contributed to the great increase in agricultural yields of the past century, but part of the increase almost certainly came from additional CO2 in the atmosphere.

WSJ: Sixteen Concerned Scientists: No Need to Panic About Global Warming