What has gone wrong? Cuba's state-owned farms are massively inefficient, and rarely provide more than 20% of the country's food needs. Three hurricanes in 2008 made matters worse. Raúl Castro has acknowledged the problem, and introduced some changes. Idle state land has been leased to private farmers. The government has raised the guaranteed prices it pays for produce.
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Larger Banks would be legally required to defer 50% of executive bonuses for three years or more and link the payments to performance (some Banks have already introduced similar changes).
大部分银行将被合法要求推迟50%的行政津贴至三年或者更久，并且由表现决定薪酬(一些银行已经进行了类似的改变)。
In the paper, the world uranium resources, its distribution and changes in some countries are introduced by using the information from Red Book (No. 21) published in 2006.
引自2006年出版的第21期“红皮书”中报道的数据，介绍了世界铀资源量及其分布，以及几个主要国家的铀资源量及变化。
Results also show the introduced bacteria brought about some changes in the microbial communities inside the vegetable, especially Bacillus that increased in species and count.
结果还发现与不接菌的对照相比，处理促进了植株内细菌群落结构的变化，尤其是芽孢杆菌的种类和数量明显增加。
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