Zobrazeno 1 - 10
of 233
pro vyhledávání: '"M.J. Jeger"'
Publikováno v:
Animal, Vol 6, Iss 11, Pp 1848-1856 (2012)
The benefits of using white clover in pastures have been widely recognised for many years. However, clover is perceived as being unreliable because of its typically low content, which is spatially and temporally variable, in mixed pastures. One propo
Externí odkaz:
https://doaj.org/article/21a9cad44f3b46ad809b2da9754e4603
Kniha
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Akademický článek
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Autor:
M.J. Jeger
Publikováno v:
Annual Review of Phytopathology. 42:61-82
▪ Abstract The relationship between epidemiology and disease management is long-standing but sometimes tenuous. It may seem self-evident that improved understanding of epidemic processes will lead to more effective control practices but this remain
Publikováno v:
International Journal of Pest Management, 48(1), 59-64
International Journal of Pest Management 48 (2002) 1
International Journal of Pest Management 48 (2002) 1
A survey on the tomato late blight situation and current practices for disease management was carried out in Uganda using an informal structured questionnaire approach. Ten districts from different agroclimatic zones were selected for the survey. Phy
Publikováno v:
Plant Pathology. 50:42-52
A model was developed to describe the effects of temperature and leaf wetness duration in controlled-environment experiments on the development of light leaf spot on oilseed rape (cv. Bristol) leaves inoculated with Pyrenopeziza brassicae conidial su
Akademický článek
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Publikováno v:
Plant and Soil. :239-247
The aim of this study was to investigate the effect of tissue nitrogen concentration, as a consequence of nitrogen supply rate, on the susceptibility of tomato plants to three pathogens. We varied tissue N concentration by supplying N at different ra
Publikováno v:
Plant and Soil. 210:263-272
The aim of this study was to investigate the effect of nitrogen availability on susceptibility of tomato leaves to the fungal pathogen Botrytis cinerea. Plants with varying nitrogen availability were grown by adding N daily in exponentially increasin
Publikováno v:
Plant Pathology, 47, 243-251
Plant Pathology 47 (1998)
Plant Pathology 47 (1998)
Factors affecting the production of conidia of Peronosclerospora sorghi, causing sorghum downy mildew (SDM), were investigated during 1993 and 1994 in Zimbabwe. In the field conidia were detected on nights when the minimum temperature was in the rang