| 单词 | corn borer |
| 例句 | Scientists in Czechoslovakia are experimenting with protozoa against webworms and other insect pests, and in the United States a protozoan parasite has been found to reduce the egg- laying potential of the corn borer. Silent Spring 1962-09-27T00:00:00Z Needless to say, the results of all this work are now jeopardized as the enemies of the corn borer are killed off by the sprays. Silent Spring 1962-09-27T00:00:00Z The corn borer and the sugarcane borer are also being tested. Silent Spring 1962-09-27T00:00:00Z It is worth noting that natural forces had been heavily relied on for control of the corn borer. Silent Spring 1962-09-27T00:00:00Z The repellant effect of bursts of ultrasonic sound is being tested in Canada against corn borer and cutworm moths. Silent Spring 1962-09-27T00:00:00Z Since that time 24 species of parasites of the corn borer have been brought in from Europe and the Orient at considerable expense. Silent Spring 1962-09-27T00:00:00Z In 1996, U.S. regulators approved corn that was genetically engineered to produce bug-killing proteins, accomplished by inserting a bacterium hostile to the corn borer insect into the plant genome. Special Report: Drowning in grain - How Big Ag sowed seeds of a profit-slashing glut 2017-09-27T04:00:00Z MON 810 is marketed by US biotech giant Monsanto and is modified to be resistant to the European corn borer, a damaging insect pest. EU changes rules on GM crop-growing 2015-01-13T05:00:00Z Only one gene-altered crop is being cultivated commercially in Europe: MON 810, a grain modified to protect against a pest known as the European corn borer. Modified Corn a Step Closer to Approval in Europe 2014-02-11T18:43:35Z Farmers in the U.S. have been growing Bt corn designed to slay the European corn borer for 17 years without any evidence of resistance whatsoever. Farming a Toxin To Protect Crops, Pollinators and People 2013-09-03T12:45:00.583Z MON810 produces a toxin that protects it from the European corn borer. E.U. Science Panel Dismisses French GM Concerns--Again 2012-05-22T18:33:09Z In 1996, U.S. regulators approved corn that was genetically engineered to produce bug-killing proteins, accomplished by inserting a bacterium hostile to the corn borer insect into the plant genome. Special Report: Drowning in grain - How Big Ag sowed seeds of a profit-slashing glut 2017-09-27T04:00:00Z Chilly springs in this major corn-growing region used to hold back the hatching of Asian corn borer. As Climate Becomes Less Certain, So Does China's Ability to Grow Enough Food 2012-04-02T22:15:00.197Z The team gathered 14 years' worth of corn borer population data from Bt corn plantings and combined it with national corn production figures, including yields, prices and acreage planted. New Study Shows Benefits of Bt Corn to Farmers 2010-10-12T16:15:00Z Caterpillars of the corn borer moth tunnel into corn stalks and chew on the leaves, cutting yields. "Good neighbor" corn fights borers at home, nearby 2010-10-07T21:27:00Z The genetically modified variety, known as Bt corn, debuted in the Midwest in 1996 as a means of cutting losses from the European corn borer, a pest that spread to the United States in 1917. Modified Corn Aids Nearby Farmers, and Vice Versa 2010-10-07T18:37:00Z The seeds, known as MON810, are modified so that the corn produces a chemical that kills the larvae of the corn borer, a devastating pest. In the Fields of Italy, a Conflict Over Corn 2010-08-24T01:44:00Z Spain grew 80 percent of the biotech corn, intended to resist a pest called the corn borer, produced in Europe last year. Europeans Seek to Ease Wide Ban on Biotech Crops 2010-07-08T01:30:00Z Spain grew 80 percent of the biotech corn, designed to resist a pest called the corn borer, produced in Europe last year. European Union Seeks New Approach to Biotech Crops 2010-07-07T17:11:00Z So if there are enough host plants, the study found, corn borer numbers across the broader area drop and damage even to non-Bt corn falls off substantially. "Good neighbor" corn fights borers at home, nearby 2010-10-07T21:27:00Z The corn borer, Ostrinia nubilalis, is a pest caterpillar that spends spring and summer feeding on its host corn stalk before spinning a cocoon for the winter. Observatory: Insect May Make Moves to Survive the Harvest 2010-04-26T22:32:00Z The bugs are corn borer moths, that cause corn to drop ears, corn stalks to fall over. IQ Squared: Is Organic Food Marketing Hype? 2010-04-19T17:36:00Z Serious damage is threatened to the corn crop by the European corn borer. State of the Union Address |
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