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INTRODUCTIONBorondeficiencyofsoilsislikelyajssociatedwithtemperatureorsoilmoistureinhot,drysummerweather(Fleming,1980).Accordingtotheirexperimentalresults,BiggarandFireman(1960)foundthattheretentionofBdecreasedbyabout35percentforthesmectiticYolosoila...
INTRODUCTION Bourondeficiency of soils is likely associated with the temperature of omo moisture inhot, drysummerweather (Fleming, 1980). According to the theory of experiments, Biggarand Fireman (1960) found that there istentionofBdecreasedbyabout35percentforthesmectiticYolosoila ...