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Tag archive: phosphorus

Tips to tweak your crop nutrition program following drought

Following drought growers look to recover production and protect vulnerable soils. When it comes, the break may present opportunities to cut back on some usual nutrient inputs while moving back into production. Soils should be managed with an eye to their long term fertility. Phosphorus Soil phosphate levels may increase […]

What’s the minimum Phosphorus rate if you are following a poor crop?

Many growers will be thinking about what to do with Phosphorus (P) fertiliser for their next winter crop. Soil tests are the best indicator of whether a paddock is going to be responsive to P fertiliser. If your soil tests shows moderate to good levels of P, and yields were […]

Top 10 crop nutrition articles 2015

During 2015 eXtensionAUS Crop Nutrition published 43 articles on many different aspects of crop nutrition in the Australian grains industry. All of these articles were prepared with, and reviewed by, members of our Community of Practice, Australia’s leading experts in crop nutrition. These are our top ten – the most popular […]

Phosphorus – Australian Agronomy 2015

The 2015 Australian Agronomy conference was held in Hobart in September 2015. The conference theme was Building Productive, Diverse and Sustainable Landscapes. Of the many presentations we have selected and grouped those we think are most of interest to Australian crop nutritionists. This is our selection on Phosphorous. 100 Years […]

Manage pH for profit

Video: Craig Scanlan from Department of Agriculture and Food, Western Australia talks about the interactions between nutrition and soil acidity. Research in Western Australia has been looking into the interactions between Phosphorus (P) fertiliser rates and soil pH given that most West Australian cropping soils have good soil P reserves […]

Understanding & managing multiple nutrient deficiency

Mike Bell from the University of Queensland and QAAFI talks about the increasing incidence they are seeing of soils with multiple nutrient problems and the implications on fertiliser management strategies. The video was taken at the National Soils Conference held in Melbourne in November 2014.   Further information GRDC: Deep […]

Summer Crop Nutrition 2014 / 2015

After a hot finish to the winter crop season, the opportunity for summer crops is now upon us. Fertilisers can account for up to 40% of the variable costs of growing a crop. Hence it is well worth investing money in accurate soil testing and agronomic advice to help balance […]

Liquid P – Does it deliver?

Trials in central NSW showed that 2 forms of liquid P fertilizer delivered similar yield responses to the same level of P applied as MAP on a deficient soil with low PBI. Higher cost per unit of P with these products, meant that MAP was still the more economic form […]

A new way of looking at P nutrition

Mike Bell from QAAFI and the University of Queensland presented to Advisers at the GRDC Update at Coonabarabran. In this video Mike talks about a new way of looking at P nutrition. For the full paper visit the GRDC website.

Phosphorous for 2014

Jim Laycok from Incitec Pivot Fertiliser, presented to Advisers at the GRDC Update at Coonabarabran. Jim talks about P application and has some simple rules for the 2014 season. View the full paper.