ECONOMICS
ECONOMIC DEVELOPMENT
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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25%
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10%
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30%
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27%
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Detailed explanation-1: -FAO estimates that annually between 20 to 40 percent of global crop production are lost to pests.
Detailed explanation-2: -It has been estimated that of the 36.5% average of total losses, 14.1% are caused by diseases, 10.2% by insects, and 12.2% by weeds. Considering that 14.1% of the crops are lost to plant diseases alone, the total annual worldwide crop loss from plant diseases is about $220 billion.
Detailed explanation-3: -Loss of crops from plant diseases may also result in hunger and starvation, especially in less-developed countries where access to disease-control methods is limited and annual losses of 30 to 50 percent are not uncommon for major crops.
Detailed explanation-4: -Select an area that is representative of the paddock. Do this 5 times to get an average of the crop (A) Count the number of grains in at least 20 heads or pods and average (B) Using Table 1 determine the grain weight for the crop concerned (C) Yield in t/ha = (A × B × C) / 10, 000. 23-Dec-2022