He said the darkening of the Martian surface during some times of the year was caused by the growth of plants.

VOA: special.2010.07.11

Pruning can also remove unhealthy or unneeded parts of a plant, and increase the growth of flowers and fruit.

VOA: special.2009.10.06

Treatment of skin cancer depends on the kind,size, position on the body and depth of the growth,or tumor.

VOA: special.2010.07.06

This week on our program, we talk about the growth in the Hispanic population, America's largest minority group.

VOA: special.2011.06.13

At the same time, though, the two scientists found that the protein can also support the growth of cancer in some cells.

VOA: special.2009.01.27

Rainfall has a direct link to the growth and width of rings on some kinds of trees.

VOA: special.2010.05.25

The Haymarket Square violence slowed the growth of organized labor in the United States for many years.

VOA: special.2010.05.06

This form of grazing can reduce the need for pesticide treatments by reducing the growth of weeds.

VOA: special.2010.01.19

They promised to do their part to cut the growth rate in health spending by one and a half percentage points a year.

VOA: special.2009.05.15

The government said increases in consumer spending and exports and improvements in business investment led the growth.

VOA: special.2009.10.30

Today we talk about genes. They are parts of cells that control the growth of living things.

VOA: special.2010.03.23

Some foods can make you sick if they are stored in conditions that are not cold enough to prevent the growth of harmful organisms.

VOA: special.2009.11.30

They said spices contain substances that kill or slow the growth of dangerous bacteria in food.

VOA: special.2009.05.19

In nineteen eighty-six, Rita Levi-Montalcini shared the Nobel Prize in physiology or medicine for discovering processes that control the growth of cells and organs.

VOA: special.2009.05.13