Low temperature and rainy weather lead to the decrease of corn yield per unit area
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Last Update: 2002-05-31
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Source: Internet
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Author: User
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Introduction: Dow Jones May 29 news: according to 51 years of monthly rainfall and temperature statistics, as well as historical data on the impact of corn yield, GWS speculates that corn yield in major corn growing states in the United States may have decreased by 2 bushels to nearly 10 bushels per acre GWS model showed that the effect of rainfall and temperature on maize was statistically significant during May in Illinois, Indiana and Minnesota As rainfall increased, to an average of nearly 9 inches, the yield per acre of corn in irinoyce fell by nearly 2 bushels, but in the southern part of the state, the decline could reach 3 bushels In Indiana, corn yields fell by three bushels because of state wide rainfall of up to six inches, compared with four inches Minnesota's yield per unit has also been reduced by low temperatures In May, the average temperature in the corn producing area of the state was 6 degrees lower than the normal temperature, resulting in a reduction of about 10 bushels per unit yield.
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