The Mississippi State University Extension plant disease and nematode clinic provides detailed, accurate, and timely analyses of soil and plant samples.
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ALT FIGURE 1 Average soil nutrient levels in milligrams per cubic decimeter (mg dm−3) of A, phosphorus; B, potassium; C, calcium; D, copper; E, magnesium; F, sulfur; G, manganese; and H, zinc, from locations with and without take-all root rot (TARR) diagnosis. Least squares means followed by a different letter are different (P < 0.05) according to Tukey's least squares means test. Bars indicate the mean and standard deviation calculated from three replicates.
ALT A green pepper leaf with yellow flecks or black spots surrounded by yellow halos. on a white background adjacent to a gray ruler.
ALT Stolons of St. Augustine grass on a red tray with a black ruler. Leaves are bright green with gray leaf spots surrounded by red borders. Roots are stunted and have swollen root tips. Black lesions are present on the yellow stolons.
ALT Illustration of the reniform nematode life cycle in cotton including major life stages and how this nematode interacts with the cotton plant.
ALT Microscopic image showing orange cane tissue with black fungal fruiting structures called pycnidia on the edge of the tissue. Fungal spores that are stained blue are releasing from the broken pycnidia.
ALT Microscopic image showing orange cane tissue with black fungal fruiting structures called pycnidia on the edge of the tissue. Fungal spores of Botryosphaeria dothidea that are stained blue are releasing from the broken pycnidia.
ALT 40x magnification of spores of the fungus Botryosphaeria dothidea that have been stained blue.
ALT Excised pieces of a blackberry cane sitting on a red tray. The cane on the left has an orange canker, caused by the fungus Botryosphaeria dothidea, running up 80% of the length of the cane. To the right of the orange cane is a black ruler with color reference markings. To the right of the ruler is a small section of cane that is dark brown and has splits in epidermis.
ALT Close-up of cucumber beetle, stink bug, Colorado potato beetle, tobacco hornworm, and tomato fruitworm labeled as common home vegetable garden pests.
ALT Peggy Martin climbing roses on a trellis. Numerous pink blooms interspersed with green foliage. Small brown fungal leaf spots surrounded by purple borders on some leaves.
