VOLUME 8 NO. 4 OCTOBER – DECEMBER 1986


CONTENTS

Effects of pH on Glucoamylase Production by Aspergillus awamori NRRL 3112 in an Airlift Fermenter

Andresito D. Acabal and Ernesto J. del Rosario

Response of Para-Centro Combination to Different Fertilizer Levels Under Coconut

Rodolfo G. Escalada and Guindolino R. Gerona

Pre- and Post- Infectional Resistance of Sweet Potato to Meloidogyne incognita and M. javanica

Ruben M. Gapasin

Morphological Characters and Yield of Abaca and Related Musa Clones in Baybay, Leyte, Philippines

Enrique R. Alcober

Screening of Sweet Potato Varieties by Subsistence Farmers in Basey, Samar, Philippines: A Case of Traditional Experimentation in Upland Agriculture

R. de Pedro, Jr., C. Lightfoot, D. Apura, M. Acaba and J. Cabiling

A Case Study of the Prendes System on Lowland Rice Farms in Barangay Cogon, Baybay, Leyte, Philippines

Mary Ann M. Caintic and Pedro T. Armenia

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