A1817 Potato Production Problems · Potato Production Problems Have potato problems? Visit...

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Metribuzin 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Potato Production Problems Have potato problems? Visit PotatoDr.com Andy Robinson, NDSU/U of M Potato Extension Agronomist North Dakota State University, Fargo, N.D. A1817 September 2016 Phosphorous Acid Burn Heat Crinkle Freeze Damage Late Blight Early Blight Dickeya Potassium Deficiency Synthetic Auxin Dimethenamid PPO Inhibitor Glyphosate County commissions, North Dakota State University and U.S. Department of Agriculture cooperating. North Dakota State University does not discriminate on the basis of age, color, gender expression/identity, genetic information, marital status, national origin, physical and mental disability, pregnancy, public assistance status, race, religion, sex, sexual orientation, or status as a U.S. veteran. Direct inquiries to: Vice Provost for Faculty and Equity and Title IX/ADA Coordinator, Old Main 201, 701-231-7708. This publication will be made available in alternative formats for people with disabilities upon request, 701-231-7881.

Transcript of A1817 Potato Production Problems · Potato Production Problems Have potato problems? Visit...

Page 1: A1817 Potato Production Problems · Potato Production Problems Have potato problems? Visit PotatoDr.com For more information on this and other topics, see Internal Anthocyanin Pigmentation

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Potato Production ProblemsHave potato problems? Visit PotatoDr.com

Andy Robinson, NDSU/U of M Potato Extension Agronomist

North Dakota State University, Fargo, N.D.

A1817September 2016

Phosphorous Acid BurnHeat Crinkle Freeze Damage

Late BlightEarly BlightDickeya

Potassium DeficiencySynthetic AuxinDimethenamid

PPO InhibitorGlyphosate

County commissions, North Dakota State University and U.S. Department of Agriculture cooperating. North Dakota State University does not discriminate on the basis of age, color, gender expression/identity, genetic information, marital status, national origin, physical and mental disability, pregnancy, public assistance status, race, religion, sex, sexual orientation, or status as a U.S.

veteran. Direct inquiries to: Vice Provost for Faculty and Equity and Title IX/ADA Coordinator, Old Main 201, 701-231-7708. This publication will be made available in alternative formats for people with disabilities upon request, 701-231-7881.

Page 2: A1817 Potato Production Problems · Potato Production Problems Have potato problems? Visit PotatoDr.com For more information on this and other topics, see Internal Anthocyanin Pigmentation

Heat Necrosis

Black Scurf Tobacco Rattle Virus

Potato Production ProblemsHave potato problems? Visit PotatoDr.comFor more information on this and other topics, see www.ag.ndsu.edu

Internal Anthocyanin Pigmentation

Road Mapping

GreeningMop-topBlack Dot

Thumbnail BruiseTuber Cracking from HerbicideCommon Scab

Silver ScurfPowdery ScabStem End Fusarium

PVYNTN Lenticel Spot

Skinning Blackheart