Mitigating Leaf Burn: Streamer Nozzles and Dissolved Urea

28% has become the preferred nitrogen source on winter wheat in Ontario.  Application is perfectly uniform, something that seems difficult to achieve with most urea applications.  However, leaf burn is one of the main problems with 28% applications, particularly at later stages of growth.  With more emphasis on split nitrogen applications, and renewed interest in […]

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Root Rot in Edible Beans – No Easy Fix

Root rot is  becoming visually evident in many edible bean fields now that beans are entering  a more rapid vegetative growth phase and will have a high demand for water and nutrients. Pounding rains, compaction, tillage pans, poor internal drainage and soil structure are common culprits for inducing root rot. Common visual symptoms include stunting […]

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Forage Report – July 21, 2014

Forage yields have been quite variable across the province. Some areas have excess hay, while others are still rebuilding inventories. Quality is generally good. The weatherman got it wrong the weekend of July 19th and considerable acres of hay were cut and rain-damaged.   Summer Seeding Alfalfa Summer seeding alfalfa-grass mixtures can be a good way […]

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Sulphur On Alfalfa

by Joel Bagg, Forage Specialist, & Bonnie Ball, Soil Fertility Specialist, OMAFRA Sulphur (S) received from atmospheric sulphur dioxide emissions (acid rain) in Ontario has steadily declined by over 50% during the last 25 years. We are beginning to see yield responses in more situations when applying S to alfalfa. Sometimes the response is dramatic, […]

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Herbicide Injury Scenarios in Corn – Ridgetown Diagnostic Day (2014)

The following 10 herbicide injury scenarios in corn were presented at the South West Crop Diagnostic Days on July 9th and 10th, 2014. Each scenario contain 2 corn hyrbids. One that had tolerance to glyphosate (e.g. Roundup) and glufosinate (e.g. Liberty). The other was an Enlist hybrid, that had tolerance to glyphosate (e.g. Roundup), glufosinate (e.g. Liberty), phenoxy herbicides […]

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DRY BEAN REPORT

SYNOPSIS Majority of edible beans are in late vegetative to early flowering.  The crop in many areas looks excellent. Recent heavy rains and saturated soils raises the risk of white mould, anthracnose in white and black beans and root rot.  Leafhopper populations have been low up to now. White Mould :  Fungicides to protect against […]

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Should You Apply a Fungicide for Sclerotinia in Canola

This spring’s challenging planting conditions has resulted in quite a few of uneven canola stands with both reduced  populations and delayed emergence. This has  some growers weighing the merits of applying a fungicide this season.  Sclerotinia incidence varies greatly between fields and years thus making routine spraying of fungicide unprofitable. However when the risk of […]

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Forage Report – July 3, 2014

Some first-cut horse hay is still to be made while many will start second-cut dairy haylage soon. Harvest schedules are delayed behind normal, especially in western Ontario. This may make taking a fourth-cut more difficult. Hay making weather has generally been good, but some hay has been rain-damaged. Yields have been extremely variable, depending on […]

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