According to the passage, farmers feel the soil in order to__________.
check its ability to absorb heat ;
determine its mineral content
check the moisture content of the air
determine the time to water crops
E) detect some creatures
75. According to the passage, what do the meters measure?
The quality of crops being grown
The temperatures of plants and air
The water content of plants
The rate of evaprotation
E) The hight of plants
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