Effectiveness of sulfur-coated urea and urea ammonium polyphosphate on an irrigated plainfield sand : I. Effectiveness of sulfur-coated urea on irrigated corn and potatoes. II. Effectiveness of banded and seed-placed urea ammonium polyphosphate on irrigated corn

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100 1 ‡aLiegel, E. A. ‡q(Edward Alan), ‡d1950-
245 1 0 ‡aEffectiveness of sulfur-coated urea and urea ammonium polyphosphate on an irrigated plainfield sand : ‡bI. Effectiveness of sulfur-coated urea on irrigated corn and potatoes. II. Effectiveness of banded and seed-placed urea ammonium polyphosphate on irrigated corn.
260 ‡c1974.
300 ‡a129 leaves : ‡bill. ; ‡c29 cm.
500 ‡aVita.
502 ‡aThesis (M.S.)--University of Wisconsin--Madison, 1974.
504 ‡aIncludes bibliography.
538 ‡aMode of access: Internet.
690 ‡aDissertations, Academic ‡xSoils.
CID ‡a005780603
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DAT 1 ‡a20131009113809.0 ‡b2023-08-16T18:30:59Z
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974 ‡bWU ‡cWU ‡d20230816 ‡sgoogle ‡uwu.89091242412 ‡y1974 ‡ric ‡qbib ‡tnon-US bib date1 >= 1930