The result of pot test showed the yield of the crops increased if applying boron in 4 soils with the exception of the alluvial soil in which HWSB was higher than that in other soils.

盆栽试验结果表明，除HWSB较高的潮土外，其余4种土壤施硼均有不同程度的增产效果。盆栽试验和培养实验都证明热水不能完全提取当季施入土壤中的硼，而这些硼在后季作物生长中继续发挥效果。

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The chipmunk population increased strikingly due to two successive years of abundant acorn crops in the forest.

金花鼠数量显著地增加，是因为森林里连续两年丰硕的橡子收成。

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The watershed program here has led to more crops and better nutrition and to the increased prosperity that supports this day care center, staffed by local women.

这里的集水区项目帮助提高了作物的产量，增加了人们的营养，使生活变得富裕，也支持了由当地妇女充当工作人员的托儿所。

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But he calls on government agencies for more tests and increased watchfulness over G.M.crops.

VOA: special.2010.03.23

Delegates left Rome without consensus on key issues such as the increased demand for crops to produce biofuels and the impact on world food prices, and there is also no agreement on the lifting of trade barriers and the issue of farm subsidies, officials said.

CNN: Billion dollars pledged for food crisis

The expanding world population and the on-going switch towards consumption of meat and dairy produce as incomes rise are already putting pressure on freshwater supplies, which increased growing of biofuel crops could exacerbate.

BBC: NEWS | Science/Nature | UN warns on impacts of biofuels

Certainly the warm period increased the productivity of crops which led to an increase in population, the subsequent cooling (and more importantly, change in rainfall patterns) reduced agricultural productivity and led to hunger and starvation.

FORBES: In Which We Gently Correct James Taylor