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Listing 1 - 7 from 7 for root surface

Management of Rhizoctonia Root Rot of Sugarbeet
... root in multiple areas which may lead to numerous slightly sunken lesions, either with or without small cracks, on the root surface (Figure 5). The margin between healthy and diseased tissue in the interior is sharply defined. The rotted root ...
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Integrated Pest Management Guide for Sugarbeet Root Maggot
... Plants and Damage Only larvae cause damage. They reduce yield tonnage and lower root sucrose content by scraping the root surface with rasping mouthhooks. They do not tunnel into the beet like ... the entire root surface. Feeding on the root tip causes the taproot to fork and branch. Above ground, damaged plants wilt during May and June, especially between irrigations. Losses are compounded when root- ...
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High Plains Disease of Corn
... short streaks scattered across a green surface or as green spots or streaks on a yellow surface, may be seen on the ... may also stunt and weaken plants’ root systems. In 1993, plants in severely diseased fields had small, rotted root systems, while adjacent healthy ... (yellow foxtail, green foxtail, barnyard grass, prairie cup grass, and knot root bristle grass) are hosts of the HPD agent. HPD has ...
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... differences in growth potential resulting from light interception at the growth stage of maximum leaf surface area (lay-by), usually about mid-July to early August, can be compared: 30,000 ... 1. Percent sugar was little affected by planting date. The effect of delay was on root yield and, therefore, total sugar production. Interactions among varieties and planting dates were not significant ...
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IRRIGATION WATER MANAGEMENT IN SUGARBEET PRODUCTION
... a greater yield reduction under water stressed conditions. OVER-IRRIGATION EFFECTS Rhizomania and Rhizoctonia root rot, two serious diseases of sugarbeets, both require moist soil conditions for disease development. ... of the season, soil should dry to 50% available soil moisture before irrigation on surface-irrigated or set-move (hand or wheel line) systems. Tensiometer or watermark moisture sensor ...
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Management of Oilseed Radish and Yellow Mustard Green Manure Crops
... from the previous crop that might otherwise be leached below the root zone during the winter. Nutrients taken up by the green ... it into the ground. Loosen soil deep enough to allow dense root penetration and optimum aeration for hatching of cyst nematode eggs. These ... is a concern, the residues may be left on the soil surface during vulnerable periods. Economics Growers that plant green manure crops in ...
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HARVEST TOPICS
... beets sheltered by larger beets. Crown height too low. Beet crowns at or below soil surface. 2. Untopped beets completely missed by the scalpers. Excessive ground speed. Scalper knives plugged with ... beet row. Early part of season Shade from the beet leaves helps to maintain cooler root temperatures. Root temperatures at harvest should be 45° or less to minimize respiration. Beating too far ...
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