Tilling can remove weeds and the waste from last season's crops and help break down old plant material into fertilizer.

VOA: special.2010.09.28

Anderson told Faulknerto develop his own way of writing, and to use material from his own part of the country.

VOA: special.2010.01.03

Scientists said the glass came from material created as deep as three hundred kilometers below the moon's surface.

VOA: special.2009.07.29

They also can become weak, expel material from the stomach, and suffer pain in the head or muscles.

VOA: special.2010.04.20

Scientists at the Goddard Space Flight Center in Greenbelt,Maryland, found the substance glycine in material brought back to Earth from a comet.

VOA: special.2009.09.30

At the time, the plant was used as packing material that protected other orchid plants arriving from Brazil.

VOA: special.2010.04.06

Material from the RQ36 asteroid will be sent back to Earth in a special protective device.

VOA: special.2011.06.22

Material called a growth medium is put on the joint to keep it from getting dry and to help the two plants grow together.

VOA: special.2010.05.18

They said hot melted material flows up from deep inside the Earth through the split.

VOA: special.2010.01.12

As the mulch breaks down, it provides material that keeps the soil from getting hard.

VOA: special.2009.06.30

It was made with material saved from aid centers built after the flood in Johnstown.

VOA: special.2009.07.26

These devices use rope-like material to carry movement from the shoulder to the prosthetic arm.

VOA: special.2009.03.10

NASA captured the material using the Stardust spacecraft launched in nineteen ninety-nine from Cape Canaveral,Florida.

VOA: special.2009.09.30

Other controls include turning over the soil, pulling the weeds by hand or covering them with mulch made from wood, garden waste or other material.

VOA: special.2009.05.26

The virus is commonly called swine flu because it contains some genetic material from pigs.

VOA: special.2009.05.06

The force of the crash spread material from deep inside the moon.

VOA: special.2009.07.29

For Dow Chemical,the main focus will be producing material from algae that can be used to make plastics.

VOA: standard.2009.09.02

The raw material for the digester comes from livestock waste that might otherwise end up in a smelly manure lagoon on the farm.

VOA: standard.2010.02.23

"It's because we have the prevailing wind at the moment coming from the north, pulling the material down towards Western Europe that we're seeing the impact on the travel of so many people."

VOA: standard.2010.04.16