21.   International aid organizations have said that hunger is widespread in North Korea, and that many people resort to eating wild grass and tree bark to survive.

22.   International aid organizations say that hunger is widespread in North Korea and that many people are eating wild grass and tree bark to survive.

23.   Many of the bloated corpses, sprawled amid wild grasses and bushes, were perforated by bullets and grenade fragments.

24.   Many have resorted to eating wild grass and tree bark.

25.   Researchers have successfully crossed varieties of durum wheat with wild grasses to produce fertile, scab-resistant durum hybrids.

26.   Rural residents talked of collecting wild grasses and roots to eat, he said, while urban residents seemed to have the fewest options for supplementing meager official rations.

27.   The genetic blueprint of rice is similar to the genomes for corn, wheat and other plants descended from wild grasses.

28.   The rice genome provides a road map for altering genetic traits of corn and wheat, crops also descended from wild grasses.

29.   This was also successful in eliminating wild grasses that had invaded the perimeter of my vegetable garden.

30.   Throughout the day Friday, firefighters fought against increasingly strong winds to stop the blaze from spreading across a major road into fresh areas of wild grass.