William C.L. Sirabis
Junior Scientist - Soils/ Crop nutrition at National Agricultural Research Institute of Papua New Guinea- Claim this Profile
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Bio
Experience
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National Agricultural Research Institute of Papua New Guinea
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Papua New Guinea
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Research Services
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1 - 100 Employee
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Junior Scientist - Soils/ Crop nutrition
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Dec 2021 - Present
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University of Hawaii at Manoa
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United States
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Higher Education
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700 & Above Employee
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MSc Student
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Aug 2018 - Aug 2021
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PNG National Agricultural Research Institute
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Research Services
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1 - 100 Employee
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Junior Research Scientist - Soils
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Apr 2012 - Mar 2018
1. Drought Research Project - Improved and appropriate soil water and moisture conservations technologies for sustainable crop production in the drought vulnerable areas of PNGThe strategic objective of the project focuses on identifying an economic, least competitive and easily manageable hedge row and mulch system to enhance soil moisture retention, conservation and utilization for improving and sustaining production of sweet potato, corn and soybeanMain plot treatments - Hedgerows; Vetiver, leucaena, pineapple and controlSub plot treatments - Mulch; Vetiver, piper and no mulch Sub sub plot treatments - Crops; Sweet potato, corn and soybean Show less
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Junior Research Scientist - Soils. ACIAR SMCN 2012/105 Project
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Feb 2016 - Jul 2017
Soil fertility research into sustaining sweet potato production in intensive sweet potato cropping systems. Activities involved in include soil fertility field trials, 1. Soil Fertility Management Options for sweet potato based cropping systems Objective - Assess sweet potato yield under different soil management options, both traditional and improved. 2. Mineral Fertiliser TrialObjective - Determine the equivalent value of mineral Fertiliser that will give the same production level in Trial 13. Assessment of top biomass production of nutrient accumulator plant species Objective - Assess top biomass production of nutrient capture plants to increase nutrient capture in its vegetative biomassCollaborative partner - University of Queensland Show less
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Junior Research Scientist - Soils - ACIAR Soil Fertility Project
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Mar 2009 - Mar 2012
Research involved in improving soil fertility for sweet potato cultivation in the PNG Highlands using traditional and improved soil fertility management practices.Collaborative partners - Queensland University and PNG National Agricultural Research Institute
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PNG National Agricultual Research Institute
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Research Services
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1 - 100 Employee
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Research Associate - ACIAR Galip Nut Project
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Oct 2007 - Mar 2009
Involved domestication of Canarium indicum via prospection and vegetative propagation trials of the nut tree in New Ireland, East New Britain and Autonomous Region of Bougainville in Papua New Guinea. Collaborative Partners - James Cook University, PNG Cocoa and Coconut Institute and National Agricultural Research Institute Involved domestication of Canarium indicum via prospection and vegetative propagation trials of the nut tree in New Ireland, East New Britain and Autonomous Region of Bougainville in Papua New Guinea. Collaborative Partners - James Cook University, PNG Cocoa and Coconut Institute and National Agricultural Research Institute
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Education
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University of Hawaii at Manoa
Masters in Science, Tropical Plants and Soils Science -
Papua New Guinea University of Technology
Bachelor in Science, Agriculture -
Gordon Secondary School
English, Math A, Chemistry, Physics, Economics