date:May 15, 2013
y countries because some studies have shown harmful health impacts for humans and animals, and the crops have been associated with some environmental problems.
They also generally are more expensive than conventional crops, and the biotech seed developers patent the high-tech seeds so farmers using them have to buy new seed every season, a factor that makes them unappealing in some developing nations.
Many countries ban planting of biotech crops or have strict labeling requirements.
It's appa