Impacts of genetically engineered crops on pesticide use in the U.S. -- the first sixteen years

Environmental Sciences Europe

Table 2 Bt cry protein synthesis in major GE corn cultivars

	Cry Protein	Cry/Shoot	Cry/Root	Cry/Plant	Plants per hectare	Cry Toxin	Plants per Acre	Cry Toxin
					Plants per hectare	kg /ha		lb/acre
MON 810	Cry1Ab	1193	496	1689	79,040	0.133	32,000	0.119
MON 88017	Cry3Bb1	14915	4030	18945	79,040	1.497	32,000	1.333
MON 89034	Cry1A.105	2826	620	3446	79,040	0.272	32,000	0.242
MON 89034	Cry2Ab2	4553	496	5049	79,040	0.399	32,000	0.355
TC 1507	Cry1F	1207	165	1372	79,040	0.108	32,000	0.097
DAS 59122	Cry34Ab1	26376	2647	29023	79,040	2.294	32,000	2.042
DAS 59122	Cr35Ab1	5825	567	6392	79,040	0.505	32,000	0.45
SmartStax Corn
MON 88017	Cry3Bb1	7536	2015	9551	79,040	0.755	32,000	0.672
MON 89034	Cry1A.105	2983	651	3634	79,040	0.287	32,000	0.256
MON 89034	Cry2Ab2	4553	558	5111	79,040	0.404	32,000	0.36
TC 1507	Cry1F	1413	185	1598	79,040	0.126	32,000	0.112
DAS 59122	Cry34Ab1	24649	2623	27272	79,040	2.156	32,000	1.918
DAS 59122	Cr35Ab1	5275	586	5861	79,040	0.463	32,000	0.412
SmartStax Total						4.191		3.73