Payawal, P. C. (1977). Morphogenetic behavior of Singapore orchid tissue in vitro as influenced by some growth regulator supplements and by the nitrogen concentration of the culture medium [microform]. Photoduplication Service. University of the Philippines Library.
Chicago Style (17th ed.) CitationPayawal, Pacifico C. Morphogenetic Behavior of Singapore Orchid Tissue in Vitro as Influenced by Some Growth Regulator Supplements and by the Nitrogen Concentration of the Culture Medium [microform]. Quezon city: Photoduplication Service. University of the Philippines Library, 1977.
ציטוט MLAPayawal, Pacifico C. Morphogenetic Behavior of Singapore Orchid Tissue in Vitro as Influenced by Some Growth Regulator Supplements and by the Nitrogen Concentration of the Culture Medium [microform]. Photoduplication Service. University of the Philippines Library, 1977.