This seasonal newsletter is being distributed every two weeks and deals with agronomic issues in the Northern Business Unit of Helena Chemical Company. It is meant to provide helpful information for growers, dealers, crop consultants, and salesmen to help in decision making.

The FieldLink Newletters
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July 9, 2010
Growing degree days; foliar diseases; westen bean cutworm moths; late planted soybeans; soybean diseases; soybean aphids; high levels of head scab in wheat

June 23, 2010
Growing degree days; late nitrogen needs; foliar diseases; gray leaf spot; northern corn leaf blight; common and southern rust; soybeans: manganese deficiency, white mold and saturated soil conditions; volunteer corn in soybeans; cleaning spray tanks; wheat harvest

June 9, 2010
Growing degree days; rapid corn growth; tissue sampling; sulfur, nitrogen, and potassium deficiencies; soybeans nodule development; cleaning spray tanks; storm crop damage

May 24, 2010
Growing degree days; corn growth stage; wet field conditions; soybean emergence; head scab alert in winter wheat

May 5, 2010
Growing degree days; evaluating corn; seedling blight watchout; early cutworm activity; high yield wheat

April 22, 2010
Growing degree days; corn germination and emergence issues; winter annual weed pressure; yellowing wheat and sulfur deficiency

April 12, 2010
Planting reminders; starter fertilizer placement; stand establishment; soybean seedling rates; winter wheat evaluation; weed control in wheat

March 2010
Time to Plan for 2010; Key Learnings from 2009; Agronomics and Farm Level Economics; Manganese Nutrition; Research Application Corner

March 1, 2010
Spring fertilization; fall tillage; no-till planting; planter maintenance and calibration; starter fertilizer

January 15, 2010
Key learnings from 2009; Dealing with poor grain quality; Plan for 2010 plantings

October, 2009
Fertilizer decisions critical; ASK & soil fertility for the next 3-4 years; ferrilene update; CoRoN in fall nitrogen program; grain drydown or lack of; research application corner

October 20, 2009
October frost; corn drydown; grain storage tips: key reminders for grain storage this fall; test weight for corn generally lower this year; crop removal and soil fertility; yield comparison data will be abundant this fall; soil insecticide comparison in W Central IL--adding soil insecticide to rootworm trait

September 28, 2009
Ear rots prevalent in corn fields this fall--tips for minimizing losses: diplodia, fusarium, gibberella; sprouting earns of corn; stalk lodging is still a concern for fall; soybean rust has been identified in Kentucky and southern parts of Illinois and Indiana

September 14, 2009
Growing degree day accumulation continues to be below normal; threat of early frost or freeze; western bean cutworm; HyGround soil sampling; ASK fertilizer recommendations; fall herbicide programs, stalk decomposition

August 17, 2009
Accumulated growing degree days (GDD) and the corn crop; corn pollination; soybean aphid watch; soybean diseases becoming more prevalent: downy mildew, brown stem rot (BSR), sudden death syndrome (SDS), frogeye leaf spot

August 3, 2009
How is the corn crop impacted from our cooler temperatures?; corn pollination occurs mostly in the late morning; soybeans have experienced some interesting challenges this year; late planting has led to smaller soybeans in some areas; manganese deficiciency; bacterial blight on soybeans; soybean aphid watch

July 20, 2009
Potassium deficiency symptoms in area corn fields; have you checked your corn fields for common leaf diseases?: gray leaf spot, common rust, northern corn leaf blight; take action against stalk and root lodging now; soybean aphids have arrived in Michigan

July 18, 2008
Rust in corn arrives early; fungicides could do more than control disease; arrested ear development; brown stem rot in soybean plants; early and late zinc deficiency in corn

July 18, 2008
Rust in corn arrives early; fungicides could do more than control disease; arrested ear development; brown stem rot in soybean plants; early and late zinc deficiency in corn

July 18, 2008
Rust in corn arrives early; fungicides could do more than control disease; arrested ear development; brown stem rot in soybean plants; early and late zinc deficiency in corn

June 13, 2008
Corn replant decisions; glyphosate resistant (tolerant) weeds; soybean seedling disease; black cutworm; soybean delayed planting; corn bill bug; armyworm in wheat

May 16, 2008
Water, water STILL everywhere; wheat disease report for KY, IN, MI, WI, OH, KS; soybean seedling diseases; cold weather weather and corn emergence problems; checking for black cutworm damage; delayed soybean planting effect on yield; seed corn maggot; cool temperatures and GDD

April 7, 2008
Water, water everywhere; corn planter setup & yield; Nitrogen - how much do I have left?; wheat stands, counts & nitrogen; destroying non-viable wheat fields; wheat fungicides; residual herbicides for soybeans; soybean fungicides; soybean seed treatment fungicides; seed - mechanical damage

February 8, 2008
2008 focusing forward, atrazine, glyphosate, etc., shortages; residual herbicides for soybeans; nitrogen and sulfur; potassium

April 20, 2007
Cold damage, zinc's role in corn production, winter kill on wheat, growth staging wheat, bugs on the run

March 19, 2007
Inoculants, new longevity on inoculants, soybean seed treatments, alfalfa weevil, wheat tillering, wheat over wintering, wheat stand counts

May 30, 2006
Soybean emergence issues, stand evaluation, seedling diseases; zinc deficiency in corn; millipedes & wireworms; aphid update; cutworm; corn growth staging; soybean growth

May 1, 2006
Inoculants; alfalfa weevil; soybean treatments; wheat--barley yellow dwarf, armyworm, late season nitrogen

August 5, 2005
Soybeans: sudden death syndrome, brown stem rot, growth staging late season, aphids--when is enough...enough; Corn: standability, factors affecting stalk quality, scouting for stalk quality

July 22, 2005
Soybean N redistribution--SDS & BSR, soybean aphids, 'speed scouting' for aphids, spider mites, corn rootworm beetle, corn ear development

July 1, 2005
Bean leaf beetle and bean pod mottle virus management, rust product update, plant health and R1, foliar nutrition in soybeans

June 17, 2005
Herbicides and cold weather, aphids spotted in Indiana, poor color quality in soybeans, tailgate diagnostics--"ask Dr. Willoughby"

May 27, 2005
Malformed wheat heads, innoculation to minimize flood damage to soybeans, Nitrogen timing & diet for optimum corn, poor color quality of soybeans...

May 13, 2005
Cold weather damage affecting many areas...

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The FieldLink Editors:
Emily Swartz, North Central Division Agronomist
Steve Curley, Midwest Division Agronomist