Am c ommer cial china medium medium medium medium

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Unformatted text preview: high low -med lowmed\ L.Am(noncommerc ial) South Asi a Africa high low low high &S o. east high low -med low -med medium low -med low med high high high high low Adoption of chemicals Yield effe ct GM crops of Environment: Relative to Modern Breeding Biotech Can Enhance Crop Biodiversity Biotech Main premise: Agbiotech allows minor modification of Main existing varieties and under appropriate institutional setup can be adopted while preserving crop biodiversity can Conventional breeding involves often massive genetic changes, Conventional and adjustments to accommodate biodiversity are costly and Well functioning IPR system can lead to crop biodiversity Well preservation preservation Field data support this claim Ag biotech and crop bio diversity Table 1. Number of available varieties for different GM technologies in selected countries (2001/2002) technologies Country USA Technology RR soybean Bt corn Bt cotton Argentina RR soybean Bt corn Bt cotton China India Mexico South Africa Bt cotton Bt cotton Bt cotton Bt cotton Area under technology (ha) 22 million 7 million 2 million 10 million 0.7 million 22,000 1.5 million 40,000 28,000 20,000 Number of...
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This note was uploaded on 03/18/2010 for the course ECON C125 taught by Professor Zelberman during the Spring '09 term at University of California, Berkeley.

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