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美国用生物工程技术研制成功抗病虫害植物美国孟山都公司最近利用生物工程技术研制成功具有抗病虫害的植物，在世界上首次实现了这种植物的实用化，预计１９９５年这种棉花籽将上市出售。美国孟山都公司在生物工程研究上处于世界前列。他们将产生棉铃虫病原菌毒素的遗传因...
U.S. Biotech Technologies Successfully Developed Plant Disease and Insect Resistant Plants Monsanto recently developed its plant with pest and disease resistance using bioengineering technology. For the first time in the world, this plant has been put into practical use. It is estimated that the cotton seed will be put on the market in 1995. Monsanto Corporation in the United States in the biological engineering research in the world. They will produce the genetic cause of the cotton bollworm pathogen toxin ...