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Issues of the week: July 14, 2010 — Unexplained bud browning and strange plant growth has retailers and growers in the Peace unsure of

  An agronomist from Oakville, Manitoba, was called out to a Roundup Ready canola field in sandier soil. Many canola plants throughout the field

Issues of the week: July 7, 2010 — Spraying to prevent sclerotinia stem rot has begun, and flowering fields will move quickly through the

The decision to spray petals to prevent sclerotinia stem rot depends on 3 key questions: 1) Have conditions been moist over the past few

Fungicide to protect the crop from sclerotinia stem rot infection must be applied to petals before infected petals start to drop into the canopy.

If crop staging is widely variable and if fungicide is needed to prevent sclerotinia stem rot, a split application may be worthwhile. The first

If a field has cabbage seedpod weevil and diamondback moth feeding, should economic spray thresholds be reduced to account for the combined pressure? In

As bins are prepared for the coming harvest, keep in mind that using malathion on canola seed or in canola storage bins will result

Issues of the week: June 30, 2010 — Lygus spraying starts in the Peace, cabbage seedpod weevil spraying starts in the southwestern Prairie, and

  Some Peace fields have 4-5 adults per sweep, prompting many farmers to spray at the bud stage. This is earlier than normally recommended,

  Spraying to prevent sclerotinia stem rot has started in Manitoba and many canola fields across the Prairies are coming into the spray window

  Blackleg presence is higher than usual on canola in Manitoba and southeastern Saskatchewan. If you see grey lesions with black picnidia (peppery spots)