They found that climate changes "are already exerting a considerable drag on yield growth" and may have affected food prices.

VOA: special.2011.05.17

"There's a yield potential of maybe four thousand kilos, ten times what the average is in West Africa."

VOA: special.2010.10.19

Another recent study found that a single tillage does not harm yield or soil structure in land that is normally not tilled.

VOA: special.2010.09.28

The yield depends on location and environment.

VOA: special.2009.03.23

A foundling to start with,he would flourish later on as his powers waxed and his worth was proved, In the end each clan on the outlying coasts beyond the whale-road had to yield to him and begin to pay tribute.That was one good king.

VOA: special.2011.01.05

"You can produce an oyster that has a high meat yield in the summer when traditionally you can't do that."

VOA: standard.2010.07.13

"If we can manage our program well, our three-stage strategy could yield potentially 470,000 megawatts of power, by the year 2050,".

VOA: standard.2009.09.29

Jatropha curcas can yield four times more biofuel per hectare than soybeans and more than 10 times that of corn.

VOA: standard.2009.08.23

"We have a breeding program that would result in oysters that have a higher meat yield in it during the summer time."

VOA: standard.2010.07.13

State Department Spokesman P.J.Crowley said the United States welcomes the visit by President Lula, but that it is doubtful it will yield anything useful.

VOA: standard.2010.05.14

The same four essential ingredients - flour,water,yeast and salt - can yield 10,000 different combinations.

VOA: standard.2010.07.16

And therefore talking to the tribes is not going to yield a whole lot."

VOA: standard.2009.03.11

By 1957,the average yield per hectare of Mexican wheat had almost doubled.

VOA: standard.2009.09.13

President Chavez scoffs at the criticism, noting that Venezuela has signed accords with China and other nations that will yield tens of billions of dollars of investment in oil infrastructure.

VOA: standard.2010.08.06

"Do not yield to the law of the strongest."

VOA: standard.2009.03.20