Technical Information

Climate

• How climate data impacts the model

Soil

• How soil information impacts the model
• How soil test inputs impact the model

Drainage

• How wetland inputs impact the model
• How artificial drainage inputs impact the model
• How do wetlands affect N and P losses in OverseerFM?
• What is the drainage / leaching depth in OverseerFM?

Pasture/Crops

• How pasture inputs impact the model
• How is pasture production estimated in OverseerFM?
• Deeper rooted plants
• What beneficial effects of using plantain does OverseerFM include?
• Why doesn't OverseerFM include the bioactive effects of plantain on soils?
• Why Plantain pasture in diet is capped at 60%

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Animals

• How animal enterprise inputs impact the model
• How animal distribution inputs impact the model
• How are animal ME requirements calculated in OverseerFM?

Structures/Effluent

• What effect does the effluent management system have on the effluent applied to the land?
• How structures and effluent inputs impact the model
• How is Dairy Effluent N modelled by OverseerFM?

Supplements

• How supplements inputs impact the model
• How are nutrient contents of removed supplements estimated?
• Supplement ME content - default values

Fertiliser

• How fertiliser inputs impact the model
• How are fertiliser products with Urease Inhibitors treated within OverseerFM
• How is slow release fertiliser treated in OverseerFM?
• The effect of adding organic fertiliser / soil treatment to a farm system

Irrigation

• How irrigation inputs impact the model

GHG

• GHG overview
• How does OverseerFM get to the kgCO2e results which are presented?
• Emissions Factors used in Overseer

Other technical queries

• Understanding Overseer Model uncertainty

Technical Manual Chapters

• Overseer Technical Manual - Introduction
• Overseer Technical Manual - Block Nutrient Budgets
• Overseer Technical Manual - Distribution of farm data to block scale
• Overseer Technical Manual - Climate
• Overseer Technical Manual - Hydrology
• Overseer Technical Manual - Characteristics of Soils

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