Dean Holzworth

ORCID: 0009-0009-5427-2048
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About
Contact & Profiles
Research Areas
  • Climate change impacts on agriculture
  • Greenhouse Technology and Climate Control
  • Crop Yield and Soil Fertility
  • Soil Carbon and Nitrogen Dynamics
  • Pasture and Agricultural Systems
  • Rice Cultivation and Yield Improvement
  • Irrigation Practices and Water Management
  • Sustainable Agricultural Systems Analysis
  • Plant nutrient uptake and metabolism
  • Bioenergy crop production and management
  • Hydrology and Watershed Management Studies
  • Ruminant Nutrition and Digestive Physiology
  • Simulation Techniques and Applications
  • Plant Water Relations and Carbon Dynamics
  • Hydrology and Drought Analysis
  • Wheat and Barley Genetics and Pathology
  • demographic modeling and climate adaptation
  • Hydrological Forecasting Using AI
  • Climate variability and models
  • Soil and Unsaturated Flow
  • Wastewater Treatment and Nitrogen Removal
  • Peanut Plant Research Studies
  • Agriculture Sustainability and Environmental Impact
  • Sustainability and Climate Change Governance
  • Agricultural pest management studies

Commonwealth Scientific and Industrial Research Organisation
2013-2024

Agriculture and Food
2018-2024

Toowoomba Hospital
1995-2023

AgResearch
2020-2021

Health Sciences and Nutrition
2020

Ecosystem Sciences
2002-2018

Planta
2016

University of Nebraska–Lincoln
2013

In Australia, a land subject to high annual variation in grain yields, farmers find it challenging adjust crop production inputs yield prospects. Scientists have responded this problem by developing Decision Support Systems, yet the scientists’ enthusiasm for these tools has not been reciprocated farm managers or their advisers, who mostly continue avoid use. Preceding papers series described FARMSCAPE intervention: new paradigm decision support that had significant effects on and advisers....

10.1071/cp09020 article EN Crop and Pasture Science 2009-01-01

Water-use efficiency (WUE) is defined here as the ratio of grain yield (kg/ha) to crop water use by evapotranspiration (mm). Much WUE literature has focussed on either determination boundary attainable for any amount available water, or practicalities measurement a crop. While these are important issues defining gap between attained and potential WUE, little progress been reported clarifying components that contribute this how it can be bridged. To address questions, we analysed 334 wheat...

10.1071/cp09064 article EN Crop and Pasture Science 2009-01-01

The Plant Modelling Framework (PMF) is a software framework for creating models that represent the plant components of farm system in agricultural production simulator (APSIM). It next step evolution generic crop templates APSIM, building on and science lessons from past versions capitalising new approaches. PMF contains top-level class provides an interface with APSIM model environment controls other classes model. Other include mid-level Organ, Phenology, Structure Arbitrator specific...

10.1016/j.envsoft.2014.09.005 article EN cc-by-nc-nd Environmental Modelling & Software 2014-10-02

Global food security requires eco-efficient agriculture to produce the required and fiber products concomitant with ecologically efficient use of resources. This eco-efficiency concept is used diagnose state agricultural production in China (irrigated wheat-maize double-cropping systems), Zimbabwe (rainfed maize Australia wheat systems). More than 3,000 surveyed crop yields these three countries were compared against simulated grain at farmer-specified levels nitrogen (N) input. Many...

10.1073/pnas.1208050110 article EN Proceedings of the National Academy of Sciences 2013-05-13

Since COVID-19 (SARS-CoV-2) was first identified in the human population, it has had immediate and significant effects on peoples' health worldwide economy. In absence of a vaccine, control virus involved limiting its spread through restrictions movement people, goods services. This led to unprecedented impacts labour availability, provision services, value chains, markets. Against backdrop measures, this article summarises quantitative qualitative assessments impacts, adaptations,...

10.1016/j.agsy.2020.103025 article EN cc-by Agricultural Systems 2020-12-19

To feed a growing world population in the coming decades, agriculture must strive to reduce gap between yields that are currently achieved by farmers (Ya) and those potentially attainable rainfed farming systems (Yw). The first step towards reducing yield gaps (Yg) is obtain realistic estimates of their magnitude spatial temporal variability. In this paper we describe new assessment framework. framework uses statistical cropping area data, remotely sensed system simulation GIS mapping...

10.1016/j.fcr.2013.02.001 article EN cc-by-nc-nd Field Crops Research 2013-02-22

Correndo et al., (2022). metrica: an R package to evaluate prediction performance of regression and classification point-forecast models. Journal Open Source Software, 7(79), 4655, https://doi.org/10.21105/joss.04655

10.21105/joss.04655 article EN cc-by The Journal of Open Source Software 2022-11-25

10.1016/j.envsoft.2008.10.018 article EN Environmental Modelling & Software 2008-12-14
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