Impact of Sulfonylurea Herbicides on Rhizoctonia Root Rot, Growth, and Yield of Winter Wheat

Plant Disease ◽  
1992 ◽  
Vol 76 (4) ◽  
pp. 399 ◽  
Author(s):  
R. W. Smiley
1995 ◽  
Vol 75 (1) ◽  
pp. 183-186 ◽  
Author(s):  
C. S. Tan ◽  
J. C. Tu

The effect of soil tillage on plant growth, yield and root rot severity of beans was investigated in field plots with and without root rot infestation in 1992 and 1993. There was a significant reduction in root rot severity, and an increase in plant dry weight and yield in the root-rot-infested soils with deep tillage in both years. Deep tillage also significantly increased plant dry weight and yield in the non-root-rot soils in a dry year. The resistant cultivar (A300) had significantly less root rot damage than the susceptible cultivar (Harowood) in both root rot and non-root rot infested soils. Significant differences in plant dry weight and yield in relation to cultivars were not detected. Therefore, deep tillage can reduce soil compaction and increase yield of beans and reduce root rot severity. Key words:Phaseolus vulgaris L., deep tillage, fusarium root rot, rhizoctonia root rot, yield


2017 ◽  
Vol 1 (92) ◽  
pp. 100-108
Author(s):  
T.S. Vinnichuk ◽  
L.M. Parminskaya ◽  
N.M. Gavrilyuk

In the article the research the results of studies of the phytosanitary state of winter wheat sowing with three soil treatments - plowing (22-24 cm), shallow (10-12 cm) and zero (no - till) with various doses of fertilizers: N56 Р16 К16 , N110-130 Р90 К110 and N145-165 Р135 К150 , without fertilizers (control) for the two predecessors - soybean and rapeseed. The influence of these methods on the development and prevalence of powdery mildew, septoriosis of leaves, root rot of winter wheat, the most common pests in the area of research - cereal flies, wheat thrips and grain sawflies. The identified measures to limit the development and spread of harmful organisms above.


Crop Science ◽  
1988 ◽  
Vol 28 (6) ◽  
pp. 1039-1040 ◽  
Author(s):  
R. J. Hecker ◽  
E. G. Ruppel

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