Showing 1 - 2 results of 2 for search 'Photoduplication Services. University of the Philippines Library', query time: 0.03s Refine Results
  1. 1
    Visual Material

    Influence of nitrogen and plant spacing in the yield components of non-photoperiod sensitive rice varities [microform]
  2. 2
    by Obias, Raymundo O. 1971-
    Published 1975
    Visual Material

    Timing of nitrogen application on lowland rice vareities differing in growth duration [microform]
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