IPM Question Review

Soybeans in my field have yellowing between the veins on the upper leaves. Could this be Sudden Death Syndrome or Brown Stem Rot? How can I tell the difference?

Corn leaves have long gray lesions with dark borders. Is this gray leaf spot or northern corn leaf blight?

My tomatoes have dark spots on the lower leaves that spread quickly after rain. Is this early blight or Septoria leaf spot?

Peanut plants are showing leaf spots late in the season. How can I distinguish between early and late leaf spot?

My cucumbers have yellow patches on the top of the leaves and fuzzy growth underneath. Is this downy mildew or powdery mildew?

Some soybean plants are wilting even though the soil is moist. Could this be Phytophthora root rot or something else?

Apple leaves have olive-green spots that later turn brown. Is this apple scab or a nutrient issue?

My wheat has yellow streaks on the leaves. Could this be stripe rust or a viral disease?

Potato plants have brown lesions with yellow halos. Is this early blight or late blight?

My peppers have water-soaked lesions on the fruit. Could this be bacterial spot or anthracnose?

My grape leaves have white powdery growth on them. Is this powdery mildew or something else?

Soybean stems are turning brown inside when split. Does that indicate Brown Stem Rot or another disease?

I'm seeing small green insects on my soybean leaves. Could these be soybean aphids or something else?

Corn plants have ragged holes in the leaves. Could this be fall armyworm or corn earworm?

My cucumbers have striped beetles feeding on the leaves. Are these striped cucumber beetles?

I’m seeing webbing and tiny mites on my tomatoes. Could this be spider mites?

There are small white flies flying up when I disturb my plants. Are these whiteflies and how serious are they?

Soybean leaves have skeletonized areas. Could this be Japanese beetle feeding?

My cabbage plants have green caterpillars chewing holes in the leaves. Are these cabbage loopers or imported cabbageworms?

Corn ears are being damaged at the tip. Is this corn earworm or another insect?

There are small maggots in my onion bulbs. Could this be onion maggot?

My beans have small holes in the leaves and I see flea-like beetles. Are these flea beetles?

Soybean pods are being punctured late in the season. Could this be stink bugs?

I’m seeing sawdust-like material at the base of my squash plants. Could this be squash vine borer?

At what point should I consider spraying for soybean aphids?

Is it worth applying a fungicide for corn gray leaf spot at VT stage?

If I confirm Sudden Death Syndrome in soybeans, is there any in-season treatment that works?

Should I apply insecticide for Japanese beetles if I only see a few per plant?

Is it too late to spray for powdery mildew once symptoms are widespread?

What thresholds should I use before spraying for fall armyworm in corn?

If my wheat has stripe rust early in the season, should I apply fungicide immediately?

Are seed treatments effective for preventing early soybean diseases like SDS?

Is there any benefit to spraying insecticide for stink bugs late in soybean maturity?

If cucumber beetles are present early, should I spray right away or monitor first?

Is a foliar fungicide justified for soybeans if disease pressure is low?

How do I decide if spider mites require treatment in soybeans during dry conditions?

What crop rotation strategies help reduce Sudden Death Syndrome in soybeans?

How can I reduce the risk of gray leaf spot in corn next season?

What resistant soybean varieties help manage soybean cyst nematode?

What cultural practices help prevent powdery mildew in cucurbits?

How does improving drainage help reduce root rot diseases?

Can planting date influence disease risk in soybeans?

How does crop residue management affect disease carryover in corn?

What role does soil compaction play in soybean disease development?

How can I reduce aphid outbreaks through integrated pest management?

What scouting practices help detect pests before they reach economic thresholds?

Do cover crops influence insect pest populations?

What fertility practices help reduce plant stress and disease susceptibility?

My soybean leaves are yellowing but I can't see obvious lesions. Could this be disease or nutrient deficiency?

Corn plants are stunted in patches. Could this be insects, disease, or soil issues?

Tomato leaves are curling and yellowing. Could this be herbicide drift or a disease?

My cucumbers are wilting during the day but recovering at night. Is this bacterial wilt or drought stress?

Soybeans have uneven growth across the field. Could this be nematodes or soil fertility?

Leaves on my peppers have spots and yellowing but I'm unsure if it's disease or sunscald.

My wheat has patches of poor growth. Could this be root disease or nutrient deficiency?

Some corn plants have purple leaves. Could this be phosphorus deficiency or cold stress?

Soybean plants are dying in small clusters. Could this be root rot or insect damage?

My pumpkins have leaves with mottled patterns. Could this be a virus or nutrient issue?

Strawberries have distorted leaves. Could this be herbicide drift or mite damage?

Corn seedlings are dying shortly after emergence. Could this be seedling disease or insect feeding?

In the Midwest, when is the typical peak risk period for soybean aphids?

Are red crown rot cases increasing in southern soybean regions?

What diseases are most common in humid southeastern soybean fields?

How does climate in the northern Corn Belt affect SDS risk?

What pests are most common in Pacific Northwest wheat fields?

Are fungicides commonly needed for corn diseases in the Great Plains?

How does irrigation affect disease pressure in western crop systems?

What soybean diseases are most common in Ohio and Indiana?

Do warmer winters affect pest survival in the Midwest?

How does high humidity in southern states affect fungal diseases?

What pests are emerging in northern soybean production areas?

Are there regional scouting recommendations for soybean diseases?

How do I know if a pesticide is labeled for my crop and pest?

Can I apply a fungicide off-label if I think it will work?

What should I check on the pesticide label before applying?

Are there restrictions on spraying pesticides near water sources?

Do I need certification to apply restricted-use pesticides?

How do pre-harvest intervals affect when I can spray pesticides?

What happens if a pesticide application doesn't follow label instructions?

How do I find EPA-approved pesticides for soybean diseases?

What is the difference between restricted-use and general-use pesticides?

Are tank mixes always allowed under pesticide labels?

How do drift regulations affect pesticide spraying decisions?

What records should I keep after pesticide applications?

How can I tell if the insect I'm seeing is the invasive spotted lanternfly?

What crops are most at risk from spotted lanternfly infestations?

If I suspect an invasive pest in my field, who should I report it to?

What damage symptoms are associated with spotted lanternfly feeding?

Are there quarantine regulations related to spotted lanternfly movement?

How do invasive pests typically spread between regions?

What management options exist for newly detected invasive insects?

How should farmers monitor for invasive pests early in the season?

Are there biological control programs for invasive pests?

What crops are threatened by invasive soybean pests?

How do Extension services track invasive species outbreaks?

What steps should I take if I find a suspected invasive pest in my county?

Tomato leaves are curling and yellowing. Could this be herbicide drift or a disease?

How does crop residue management affect disease carryover in corn?

Is a foliar fungicide justified for soybeans if disease pressure is low?

Are tank mixes always allowed under pesticide labels?