Crop Performance & Management

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Research Projects: Crop Performance and Management

Crop Physiology
Resource use efficiency of biomass genotypes.
Trait modelling to assist breeding for hot and dry climates.
Modelling world-wide GXE interaction.
Genetic trait model parameters for SASRI varieties.
Crop Nutrition
Nitrogen nutrition of sugarcane: using soil tests to predict nitrogen contributions from the soil organic matter.
Ntrogen nutrition of sugarcane: using soil tests to predict nitrogen contributions from the soil organic matter.

Identifying genotype by nitrogen use efficiency interactions in sugarcane for commercial application.

Measuring volatilisation losses of conventional and new nitrogen fertilizers.

Field calibration of the resin soil P tests for irrigated areas.

Development of reliable leaf nitrogen threshold values.

An investigation of the variation associated with soil sampling.
Nitrogen nutrition of sugarcane: using soil tests to predict nitrogen contributions from the soil organic matter.

Identifying genotype by nitrogen use efficiency interactions in sugarcane for commercial application.

Measuring volatilisation losses of conventional and new nitrogen fertilizers.

Field calibration of the resin soil P tests for irrigated areas.

Development of reliable leaf nitrogen threshold values.

An investigation of the variation associated with soil sampling.
Nitrogen nutrition of sugarcane: using soil tests to predict nitrogen contributions from the soil organic matter.

Identifying genotype by nitrogen use efficiency interactions in sugarcane for commercial application.

Measuring volatilisation losses of conventional and new nitrogen fertilizers.

Field calibration of the resin soil P tests for irrigated areas.

Development of reliable leaf nitrogen threshold values.

An investigation of the variation associated with soil sampling.
Nitrogen nutrition of sugarcane: using soil tests to predict nitrogen contributions from the soil organic matter.

Identifying genotype by nitrogen use efficiency interactions in sugarcane for commercial application.

Measuring volatilisation losses of conventional and new nitrogen fertilizers.

Field calibration of the resin soil P tests for irrigated areas.

Development of reliable leaf nitrogen threshold values.

An investigation of the variation associated with soil sampling.
Nitrogen nutrition of sugarcane: using soil tests to predict nitrogen contributions from the soil organic matter.

Identifying genotype by nitrogen use efficiency interactions in sugarcane for commercial application.

Measuring volatilisation losses of conventional and new nitrogen fertilizers.

Field calibration of the resin soil P tests for irrigated areas.

Development of reliable leaf nitrogen threshold values.

An investigation of the variation associated with soil sampling.
Identifying genotype by nitrogen use efficiency interactions in sugarcane for commercial application.
Measuring volatilisation losses of conventional and new nitrogen fertilizers.
Field calibration of the resin soil P tests for irrigated areas.
Development of reliable leaf nitrogen threshold values. 
An investigation of the variation associated with soil sampling.
Crop Ripening
Modelling of chemical ripener responses.
Development of whole-stalk juice purity calculator to simplify chemical ripener decision-making.
Regional monthly growth increments.
Crop Residue Management
Investigating variety and trash interactions.
An investigation into factors responsible for poor root development in many areas of the industry.
Long-term effects of CMS on soil quality.
Management practices to ameliorate top and subsoil acidity.
A laboratory-based Soil Health Index System for the SA sugar industry.
Water Management
Farm-level water allocation decision support program based on crop response to deficit irrigation



Farm-level water allocation decision support program based on crop response to deficit irrigation.
Climate Change
Assessing some impacts of projected climate change scenarios on the South African sugarcane industry.
Principal Projects
Ripener x Varieties Evaluation Project
Burning and Trashing Principal Project
Crop Modelling Principal Project