CONTENTS

An aquatic wild plant as a keystone species in a traditional Philippine rice growing system: its agroecological implications

Konrad Martin and Joachim Sauerborn

Distribution, transmission and disease characterization of sweetpotato feathery mottle virus

Manuel K. Palomar, E.B. Barsalote and H.S.V. Colis

Microorganisms asssociated with postharvest spoilage of yams

R.C. Ray, M. Nedunzhiyan and C. Balagopalan

Botanical control of golden kuhol (Pomacea canaliculata Lamarck) using asyang [Mikania cordata (Burm. F.) B.L. Robinson]

Lualhati M. Noriel, Josef Margraf, Flora Mia Y. Duatin and Marilyn P. Guzman

External morphology of eri (Samia cynthia ricini Boisduval) egg during embryonic development

D.N.R. Reddy and K.C. Narayanaswamy

Surface charge characteristics of selected Philippine soils

Anabella B. Tulin

Nutrient status of soils in the rain forest of Mt. Pangasugan, Leyte, Philippines

Sabine Zikeli, Victor B. Asio and Reinhold Jahn

Soil biological parameters as indicators of sustainability of natural and agricultural land use systems

M.S. Nagaraja and V.R. Ramakrishna Parama

Effects of temperature on drying rates and sensory qualities of sweetened maturing coconut meat (coco-crisps)

Lemuel M. Diamante, Jesebel P. Rosillo and Remberto Patindol

CONTENTS

Effect of NaCl on axillary shoot proliferation in sweetpotato

Archana Mukherjee

Evaluation of stability in sweetpotato using different methods

S.K. Naskar and Archana Mukherjee

Estimation of leaf area index in two abaca (Musa textiles Nee) varieties by regression methods

Ricardo A. Esplanada Jr. and Romel B. Armecin

Influence of leaf volatiles of Eucalyptus citriodora Hook. on the growth and development of Exorista bombycis (Louis)

K.C. Narayanaswamy

Bacteriocin production by Enterococcus faecalis VRE 1492 using different media at varying pH and temperatures

Julie D. Tan

Desorption isotherms of sweetened maturing coconut at different temperatures

Lemuel M. Diamante

Review Article: Mechanization of rice production in the Philippines: trends and perspectives

Caesar Joventino M. Tado

CONTENTS

Effective production of recombinant esterase in Bacillus brevis using a pH-controlled fed-batch culture

Edgardo E. Tulin

Cell-free synthesis of tachyplesin, an antimicrobial peptide from tachypleus tridentatus

Edgardo E. Tulin, Anabella B. Tulin, and Shin-ichiro Ejiri

Biochemistry of postharvest spoilage of sweetpotato (Ipomoea batatas L.)1. Changes in starch, total sugar, praline and ascorbic acid content

R.C. Ray and Swayam Prava Pati

Effect of some edaphic factors on microbial decomposition of leaf fibre biomass of Toona ciliata Roxb. and Trema orientalis Bl.

Sunanda Chanda, Kakali Ghosh,Priyanka Majumbar,and Swapan K. Bhaduri

Biology of yam mealybug, Planococcus pacificus Cox (Hemiptera: Pseudococcidae)

Erlinda A. Vasquez and Melecio A. Buyser

Altitudinal distribution and quantitative vegetation analysis of the monocotyledonous flora in Mt. Pangasugan, Leyte, Philippines

Pamela M. Po-Abit and Norma Aguilar

Species diversity of moconotyledonous vegetation in Mt. Pangasugan, Leyte, Philippines

Pamela M. Po-Abit and Norma Aguilar

CONTENTS

Natural vegetative strips in degraded calcareous soil environments: Successful stabilization of steep slopes in the Central Philippines

Marco Stark and Julito Itumay

Growth, development and flower quality of poinsettia as influenced by nutrient level and plant growth regulation method

Doris P. Quita and Misael T. Diputado

Cultural management manipulation for baby corn (Zea mays Linn.) production. I. Effects of variety and organic manure growth and yield of baby corn

Reynaldo R. Javier

Effect of temperature and water activity on quality deterioration and shelf life of dried mangoes

Lemuel M. Diamante, Ken-ichi Ishibashi and Kazunori Hironaka

Effectiveness of cassava plastic storage technology and marketability of plastic-packed cassava roots

Emma S. Data, Editha G. Cagasan and Joselito B. Layola

Promotive factors for callus initiation and plant regeneration in upland rice

Marilyn M. Belarmino

CONTENTS

Survey of ultraviolet radiation-absorbing mycosporine-like amino acids in adult females of planktonic copepods

Dorothy G. Lacuna

The ichthyofauna of Lake Manguao, Taytay, Palawan, Philippines

Joie D. Matillano

Fish length measurements using artificial neural networks

C.M. Orofeo, R. U. Cruzet, M. P. B. Kindica, B. Zuidberg,and K. Karremans

Hunting pattern and pressure of communities inside protected areas in Leyte

Teofanes A. Patindol

Mora grass in contour hedgerow: A technology for a sustainable upland farming system

Zosimo M. de la Rosa

Life history of yam scale, Gonaspidiotus hartii Cockerell (Hemiptera:Diaspididae)

Erlinda A. Vasquez and Melecio A. Buyser

CONTENTS

Tree Planting Progress at Four Community Forestry Sites In Leyte: Some Observations and Lessons Learned

Eduardo O. Mangaoang and Steve Harrison

Establishing a Reforestation Baseline in Community Forestry in Leyte

John Herbohn

The Philippines’ Community-Based Resource Management Program

Willie Osita

Preferred Native Tree Species for Smallholder Forestry in Leyte

Eduardo O. Mangaoang and Arturo E. Pasa

The One-minute Modeller: An Introduction to Simile

Jerome K. Vanclay

Some Research Experiences in Socio-economics of Non-industrial Forestry in the Philippines

Steve Harrison, Tyron Venn, John Herbohn, Peter Dart and Sharon Brown

Landholder Types in Leyte, the Philippines: A Review of Literature and Proposals for Methods to Extend Understanding

Nicholas F. Emtage

CONTENTS

Socio-economic Research Techniques in Non-industrial Forestry

Steve Harrison

Empowering People’s Organizations in Community Based Forest Management in the Philippines: The Community Organizing Role of NGOs

Stephen Duthy and Bernadette Bolo-Duthy

Value-adding in Forestry at the Farm and Community Level

Dennis P. Peque

Philippine Forest Ecosystems and Climate Change: Carbon Stocks, Rate of Sequestration and the Kyoto Protocol

Rodel D. Lasco and Florencia B. Pulhin

A Model to Help People to Realize Sustainable Forestry Futures

Jerome K. Vanclay, Ravi Prabhu, Robert Muetzelfeldt and Mandy Haggith

Rainforest Reforestation and Biodiversity Benefits: A Case Study from the Australian Wet Tropics

Robert Harrison, Grant Wardell-Johnson and Clive McAlpine

Property Rights Issues in Small-scale Forestry in the Philippines

Steve Harrison

Developing a High Value Timber Industry in the Leyte Based on Furniture Production: Future Prospects and Lessons from Experiences in Tropical Australia

John Herbohn, Steve Harrison, and David Smorfitt

CONTENTS

Yield and economic returns of peanut and sweetcorn as influenced by timing of planting the crops in an intercropping scheme

Ulysses A. Cagasan and Benjamin Agarcio

Response of corn to chicken dung and rice hull ash application and mycorrhizal fungi inoculation

Luz G. Asio and Alfredo B. Escasinas

Moisture adsorption isotherms of dried mangoes at a temperature range of 25 to 45℃

L. M. Diamante, Ken-ichi Ishibashi and Kazunori Hironaka

Deep bed peanut drying using Hukill’s Analysis

L. M. Diamante , M. S. Chinnan, and P. Mallikurjunan

Antifungal activity of six botanicals against root crop diseases

Manuel K. Palomar, Erlinda O. Landerito, Avelina P. Molato, Doreen S. Cayanong and Victoria G. Palermo

Development of an electronic moisture meter for abaca fiber

Feliciano G. Sinon and Alberto C. Martinez Jr.

Evaluation of the technical performance of root crop processing machines for sweetpotato grates and flour production

D. L. S. Tan, K. Miyamoto, K. Ishibashi, K. Matsuda, T. Satow

Characterization of nutrient deficiency symptoms in sweetpotato through farmer-scientist participatory approach

Anabella B. Tulin, Victor B. Asio, Dindo M. Campilan and Shigenao Kawai

Bioassay-guided isolation of the antimicrobial compounds of Coleus amboinicus Loureiro (Lamiaceae)

E. A. Vasquez, W. Kraus, J. Conrad, B. Volger, C. Zebitz and B. M. Rejesus

CONTENTS

Nursery Management in Relation to Root Deformation, Sowing and Shading

Edwin Cedamon, Eduardo Mangaoang, Nestor Gregorio, Arturo Pasa and John Herbohn

Cost-Effective Systems for Seedling Production and Tree Farm Establishment

Eduardo Mangaoang, Edwin Cedamon and Arturo Pasa

Present Tree Planting and Management Activities in Four Rural Communities in Leyte Province, the Philippines

Edwin Cedamon, Nick Emtage, Jungho Suh, John Herbohn, Steve Harrison and Eduardo Mangaoang

Variations in Socioeconomic Characteristics, Farming Assests and Livelihood Systems of Leyte Rural Households

Jungho Suh and Nick Emtage

Identification of Strengths, Weaknesses, Opportunities and Threats of the Community-based Forest Management Program

Jungho Suh and Nick Emtage

Estimated Financial Performance of Exotic and Indigenous Tree Species in Smallholder Plantations in Leyte Province

Steve Harrison, Tyron Venn, Renezita Sales, Edwin Mangaoang and John Herbohn

Impediments to Microfinancing of Smallholder Forestry on Leyte Island, The Philippines

Dennis Peque

DENR Rules and Regulations Governing Timber and Timber Products Planted on Private Land

Felipe Calub

Using a Typology of Tree-growers to Guide Forestry Extension

Jerome Vanclay

Potential Economic Impact of Improving Returns to Smallholder Tree Farmers in Leyte: A Cost Benefit Analysis of ACIAR Project ASEM/2003/052

John Herbohn and Steve Harrison

CONTENTS

Farmers’ knowledge and adoption of sustainable land-use management systems in Matalom, Leyte, Philippines

Fe M. Gabunada and Agnes C. Rola

Evaluation of a simple re-circulating hydroponic system for sweet pepper (Capsicum annum L.) and pechay (Brassica napus L.)

Misael T. Diputado, Jr., Manolo B. Loreto, Jr. and Jonathan I. Mangmang

Effect of dates of sowing on dry matter production and partitioning in yam bean (Pachyrrhizus erosus (L) Urban)

M. Nedunchezhiyan and R. C. Ray

Biology of Coccinella transversalis Muls. (Coloeptera: Coccinellidae)

Brenda C. Balbarino and Ma. Julieta C. Ceniza

Physical and chemical characteristics of two wetlands in Lake Danao Natural Park, Ormoc City

Nadia P. Alfante and Teofanes A. Patindol

Status of phosphorus in the rain forest ecosystem of Mt. Pangasugan, Leyte, Philippines

Janice P. Susaya and Victor B. Asio