00573nam a2200205Ia 4500003000400000005001700004008004100021040000800062041001200070082000800082082001100090100003100101100002700132245012000159250002500279260001300304260002800317260000900345650001300354OSt20220228172642.0150909s9999    xx            000 0 und d  cCOH  aEnglish  a630  bJOM/RE  aJomol Mathew P4Researcher  aVikraman Nair R4Guide  aRelease of nitrogen and potassium from root contact packets of urea and muriate of potash and their crop responses.  aM.Sc                  aThrissur  bCollege of Horticulture  c1992  aAgronomy