Only a portion of the tobacco inside a cigarette comes from the ... sheet tobacco," which is made from a pulp of mashed tobacco stems and other parts of the tobacco leaf that would otherwise ...

The definition of distressed for this experiment includes plants that had their stems cut or dehydrated and was conducted on tomato and tobacco plants. It's not yet clear how plants produce the ...

The agreement could help governments net 40/50 billion dollars in taxes Negotiators from 135 nations sealed Wednesday a global deal to stem the illegal tobacco trade that could net governments 50 ...