79 Pest Control Methods pertade at werpont. and so does not iffect sepde. by other mammals or birds. commenly used in hontes: Ai repuartiese or leguleses corceming pestidas and food was the Delaney Clause of the Federal Food, Drug and Covere ka. Thi swue prohitis the use of ary trod additive found to causo cancer. It appled to pesticides in processodvos stei heputciese asden tecones msre cocoertated during processing. The clause Was very restrictive because in set a ar Wisi disc to ancert was pernited, even when wel below the level that would cause ary heath issues. As testing becane mep seatio, pasodede were bund nere otien, and the clauso became more difficult to administer. It was replaced in 190 wh the Fooe oumep Prowitor ket atich plased apecific standards and fimits on pesticide residues. 1. ie) Whar use fere raod is pestlide use beween 1060 and 1980 ? A. What eas the pind in pesiside use between 1980 and the presant? lei hes has devin these binds? 64) Which type of pesteds has sem the createst inerease in use over time? (e) Why tilyt pit be? 2. Why does ghphosala target platits specicicaly? Weicic engineering as beties or bees for indeed ary other aninalis. The sore GE orpos are engineernd for entianceos 1 sore protuctoon or rosistance to drought in 1996 . palstand olephesese herbicice. Corn crops could be tram woud bece on growing. allowing less targeted , one of ma problams with crops engineared to be pest (pestart is that over time the pasts aito become pocomentional pesicides. This moans that tho plant puat be contrnuly engineored or cross bred to pesucity, whiore ghphowate has boen incorrectly inled, anod specios are also becoming rosistant. - Pain breoders must be caretul to preserve the guver disinity of crops. A lack of genetie dversty patis aimep more wuinerablo to a disease or pistritiaks will be naturally more rosistant. 1. What ate some advantages and disadvantages of pestioldes? (s) What is the trend in the use of Bt com over time? (b) What eflect has this had on the use of insocticides on com crops? 5. Suggest some advantages and disadvantagos of genetic engineseing for pest nesatunce in cop poats: 8. Why is genetic diversity important in crop plants..

1. 79 Pest Control Methods pertade at werpont. and so does not iffect sepde. by other mammals or
birds. commenly used in hontes: Ai repuartiese or leguleses corceming pestidas and food was the
Delaney Clause of the Federal Food, Drug and Covere ka. Thi swue prohitis the use of ary trod
additive found to causo cancer. It appled to pesticides in processodvos stei heputciese asden
tecones msre cocoertated during processing. The clause Was very restrictive because in set a ar
Wisi disc to ancert was pernited, even when wel below the level that would cause ary heath
issues. As testing becane mep seatio, pasodede were bund nere otien, and the clauso became
more difficult to administer. It was replaced in 190 wh the Fooe oumep Prowitor ket atich plased
apecific standards and fimits on pesticide residues. 1. ie) Whar use fere raod is pestlide use
beween 1060 and 1980 ? A. What eas the pind in pesiside use between 1980 and the presant? lei
hes has devin these binds? 64) Which type of pesteds has sem the createst inerease in use over
time? (e) Why tilyt pit be? 2. Why does ghphosala target platits specicicaly? Weicic engineering
as beties or bees for indeed ary other aninalis. The sore GE orpos are engineernd for entianceos 1
sore protuctoon or rosistance to drought in 1996 . palstand olephesese herbicice. Corn crops
could be tram woud bece on growing. allowing less targeted , one of ma problams with crops
engineared to be pest (pestart is that over time the pasts aito become pocomentional pesicides.
This moans that tho plant puat be contrnuly engineored or cross bred to pesucity, whiore
ghphowate has boen incorrectly inled, anod specios are also becoming rosistant. - Pain breoders
must be caretul to preserve the guver disinity of crops. A lack of genetie dversty patis aimep
more wuinerablo to a disease or pistritiaks will be naturally more rosistant. 1. What ate some
advantages and disadvantages of pestioldes? (s) What is the trend in the use of Bt com over
time? (b) What eflect has this had on the use of insocticides on com crops? 5. Suggest some
advantages and disadvantagos of genetic engineseing for pest nesatunce in cop poats: 8. Why is
genetic diversity important in crop plants.