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Enough fertility for top yield? | Spring frost - what next? | Why count plants (and what if there's too many)? | How to tackle weeds in touch conditions…
Questions of the Week
June 19, 2024
Nitrogen
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Questions of the Week
June 12, 2024
How/Whether to seed this late? | How to bump up fertility now? | Pests this week | Unregistered tank mixes: worth the risk?…
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Questions of the Week
June 5, 2024
How to manage flea beetle stem feeding? | One herbicide pass or two? | More yield potential than available nutrition? | Spray for blackleg?…
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Questions of the Week
June 7, 2023
What's crawling/flying in that field? | Tackling weeds | Importance of plant counts | More N?…
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CANOLA QUIZ – Nitrogen top-up
June 16, 2021
Five questions on in-crop nitrogen top dressing – with a "Right Source at the Right Rate, Right Time and Right Place" theme…
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How much fertilizer does canola need?
December 16, 2020
Canola generally needs nitrogen, phosphorus and sulphur fertilizer each year. A small percentage of fields will also benefit from a potassium application. The following article suggests what canola needs and what soil and crop residue could provide. The rest will come from fertilizer…
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Broadcast N – How to do it better
November 4, 2020
Surface spreading of nitrogen (N) fertilizer in the fall can lead to major N losses. The better option for fall is banding into the soil – preferably as late as possible but not so late that the soil is too cold to reseal around the band…
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Late fall fertilizer and soil testing
November 8, 2018
Fall fertilizer Fall fertilizer is best applied as close to freeze up as possible to balance two objectives: (1) To allow soil to seal over the band (frozen soil may……
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How late can you top dress fertilizer?
July 5, 2018
The ideal time for a sulphur top up is any time before flowering, but a top up at early flowering may pay off if plants are showing signs of sulphur deficiency. The ideal time for a nitrogen top up is before the 5-leaf stage of canola, but AAFC research out of Indian Head, Saskatchewan, shows that nitrogen top dress as…