Slash-and-burn Agriculture 
.... Thus, a partial solution to the herbicide problem being debated here may be to teach the farmers to use more natural forms of
weed killers. ....
(2029
8
)
Preservation Philosophy
.... again we are walking in nature like an elephant in the china cabinet." So CJ Briejer, a Dutch scientist of rare understanding, sums up our use of
weed killers. ....
(10148
41
)
History of the Blues There is little exact information a
.... This was a trend that continued through the 1950s as farming became more mechanized and chemical
weed killers lowered the need for even the worst farm jobs. ....
(7246
29
)
Invasive Species in the United States
.... Alper, Joe. "Wicked
weed of the west." Smithsonian 35.9 (Dec. 2004):33-36. .... 2003):28-31. "Lake Erie's small but toxic
killers." Maclean's 114.49 (3 Dec. ....
(2450
10
)
Marijuana as a social drug
.... it has been called hemp, hashish, dagga, bhang, loco
weed, grass, and .... overly dependent on more intensive narcotics and other pain
killers (National Commission ....
(2222
9
)
