Soybean Problem(s)

Conventional soybean planted into corn about mid-May. Outlook and First Rate applied pre-emergence. Many lambsquarters escaped control. About 1/4 of field looks like these samples. Many aphid skins. No visible sign of BSR. Japanese beetle feeding on some leaves. Problem a result of combination of poor weed control, dry weather, and an aphid outbreak?

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Soybean Growth

Agronomist from local co-op brought in soybean plants. He says 75% of the field looks like these plants. The remaining 25% look excellent and are a 12 to 18 inches taller. Aphids were obviously very high. Agronomist says the 25% that is good is in a strip which may follow a spray pattern. Farmer […]

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Soybean Leaves

Chris and Shawn, This Soybean field was sprayed with Assure ll with crop oil to control volunteer corn. About 10 days ago. Was also tank mixed with an insecticide for aphids. Any thought on the leaf symptoms we are seeing in these pictures. A mix or symptoms are expressing themselves.

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Soybean Disease

This field of soybeans has shown some uneven development since July. The symptoms include irregular areas of extremely stunted soybean plants. The stems are small, root nodulation is compromised and the roots seem to be more brittle than the healthy plants. This field did not show symptoms of herbicide damage early in the season but […]

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Organic Soybean Abnormality

The photo’s of the organic soybeans (Vinton 81 variety) were planted June 12th. This field is organically certified and does not have any herbicide applications. The previous crops were: oats in 2003 and soybeans in 2002. The soybeans were not innoculated in 2002 nor were they in 2004. The symptomology is isolated to the very […]

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brown spots and yellowing of soybean leaves

Soybeans that are now up in the second trifoliate. Cotyledon leaves have severe brown spots with symptoms also affecting some of the leaves on the first trifoliates. Planted probably about 4 wweks ago, third trifoliates are just emerging. Weather here has been cooler and wetter than normal. Roundup ready beans, last year the field was […]

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Soybean Yield Estimate

Drought conditions continue and questions associated with soybean yield potential are numerous. Please give you best estimate/guestimate. 20 random plants were taken from 5 similar fields. Soybean plants have just started to wilt/turn. Bean seeds are stll green and somewhat small. Some pods have been aborted. Pod counts ranged from 4 to 39 pods per […]

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soybean injury

Soybeans are severely stunted and chlorotic in several large irregular patches in a 24 acre field, sandy loam soil, no-tilled into a previous crop was corn. Plants are losing or have lost leaves, some have new growth, others are dying. Beans are Roundup Ready, planted in late May. I don’t yet have an exact spray […]

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