DB-LancMter Farming, Saturday, July 11, 1992 GOLDENVALLEY, Minn. Reports of major developments in molecular biology have led many people to believe that the genetic alteration of plants is relatively recent. In fact, today’s plant biotech nology is an extension and refine ment of age-old classical plant breeding. It’s the result of a great expansion in scientific know ledge, which blossomed with heightened understanding of enzyme chemistry and molecular genetics during the past three decades. Molecular plant biologists now use recombinant DNA (rDNA) to develop new combinations of genes by splicing together pieces of DNA from various species and organizms. Plant biotechnology offers advantages that are not available from traditional plant breeding. These benefits can be broadly characterized as economic, envir onmental, and technical. • Economic Benefits* Plant biotechnology can favorably influence the economics of agri culture for farmers by reducing front-end production costs. It can also improve the quality and quan tity of crop yield by providing plants with in-bred resistance to various diseases and insects. • Environmental Benefits* The selective alteration of plants could reduce or eliminate the use of cer tain chemical treatments that are slow to break down in soil and groundwater. Newer chemicals could be paired with transformed plants to limit overall environ mental impact. • Technical Benefits • Plant biotechnology offers increased precision over traditional plant breeding methods because it enables scitentists to identify and alter specific genes. Zeroing in on specific genes may also allow sci entist to produce new plant variet ies more rapidly. Most promising is plant biotechnology’s capacity for broadening the accessible gene GRAIN STORAGE \ FEED & lfjS floors (GSr) C GERS K , l AS^ k 1 GRAIN DRYERS aFs Vf 608 Evergreen Rd. Lebanon, PA 17042 (717) 274-5333 “We not only give you what we have; hut alto what you want.” SEE US AT THE PENN STATE ANIMAL HOUSING EXPO JULY 14-15, LEBANON FAIRGROUNDS For Years, Biologists Have Been Altering Plants pool. With rDNA, scientists can introduce new and useful traits into plants from sources that are unavailable through traditional breeding. The genetic transformation of plants involves extensive research by scientist in the laboratory and under actual field conditions. Although faster and more precise than traditional plant breeding, the technology is complex, dependent on plant, insect, biology, and genetics experts to determine which genetic transfers are both feasible and beneficial. Once the research leaves the lab and enters the field, it is subject to approvals from various federal automatic farm systems and state regulatory bodies. Field trails are subject to federal review; most must be approved by the United States Department of Agriculture-Animal and Plant Health Inspection Service (USDA-APHIS). If approved, die USDA issues a permit establishing conditions for the field trial. The USDA also conducts on-site inspections dur ing the course of in-field research and requires reports of research findings. Individual states have varying regulatory requirements for in-field testing as well. Northup King invests approxi mately 10 percent of sales revenue in this research each year. The The Big Jim® system is a proven alternative to bottom unloading. Big Jim offers high-capacity, reli- ability, long life, low main tenance and good-quality See These Dealers For Details Now... PENNSYLVANIA „ Cochranvllle, PA 19335 ERB 5c HENRY 215-593-6731 EQUIPMENT INC. New Berllnville, PA 19S4S 215-367-2169 LAPP’S EARN EQUIPMENT SALES A SERVICE Gap, PA 17527 717-442-8134 SOLLENBERGBR SOMERSET BARN SILOS CORP. 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