Results 1 to 10 of about 32,770 (125)

Emergence of Resistance to Fungicides: The Role of Fungicide Dose [PDF]

open access: yesPhytopathology®, 2017
Resistance to antimicrobial drugs allows pathogens to survive drug treatment. The time taken for a new resistant mutant to reach a population size that is unlikely to die out by chance is called “emergence time.” Prolonging emergence time would delay loss of control.
Mikaberidze Alexey   +3 more
openaire   +2 more sources

Fungicidal spectrum and biological properties of a new fungicide, pyriofenone

open access: yesJournal of Pesticide Science, 2023
Pyriofenone is a new fungicide developed by Ishihara Sangyo Kaisha, Ltd. To determine the fungicidal spectrum of pyriofenone, in vivo pot tests and in vitro mycelial growth-inhibition tests were conducted. Pyriofenone showed excellent activity against wheat and cucumber powdery mildew and moderate efficacy against rice blast in the pot tests.
Ogawa, Munekazu   +5 more
openaire   +2 more sources

A COPPER EMULSION AS A FUNGICIDE. [PDF]

open access: yesAnnals of Applied Biology, 1919
Summary. An emulsion containing the equivalent of 0.4 per cent. copper sulphate, (CuSO4. 5H2O) can be made by mixing solutions of copper sulphate and soft soap, and this exhibits preventive action against the attacks of the potato blight fungus.In conclusion, we should like to thank Dr Eyre, who indicated the possibility of preparing an emulsion by ...
Wormald, H., Wormald, L. K.
openaire   +2 more sources

The Emergence of Resistance to Fungicides

open access: yesPLoS ONE, 2014
Many studies exist about the selection phase of fungicide resistance evolution, where a resistant strain is present in a pathogen population and is differentially selected for by the application of fungicides. The emergence phase of the evolution of fungicide resistance--where the resistant strain is not present in the population and has to arise ...
Hobbelen, P. H. F.   +2 more
openaire   +4 more sources

Can high risk fungicides be used in mixtures without selecting for fungicide resistance? [PDF]

open access: yes, 2013
Fungicide mixtures produced by the agrochemical industry often contain low-risk fungicides, to which fungal pathogens are fully sensitive, together with high-risk fungicides known to be prone to fungicide resistance. Can these mixtures provide adequate disease control while minimizing the risk for the development of resistance?
arxiv   +1 more source

Quiescence generates moving average in a stochastic epidemiological model with one host and two parasites [PDF]

open access: yesarXiv, 2022
Mathematical modelling of epidemiological and coevolutionary dynamics is widely being used to improve disease management strategies of infectious diseases. Many diseases present some form of intra-host quiescent stage, also known as covert infection, while others exhibit dormant stages in the environment. As quiescent/dormant stages can be resistant to
arxiv  

Infection model for analyzing biological control of coffee rust using bacterial anti-fungal compounds [PDF]

open access: yes, 2017
Coffee rust is one of the main diseases that affect coffee plantations worldwide. This causes an important economic impact in the coffee production industry in countries where coffee is an important part of the economy. A common method for combating this disease is using copper hydroxide as a fungicide, which can have damaging effects both on the ...
arxiv   +1 more source

Optimal control of anthracnose using mixed strategies [PDF]

open access: yes, 2014
In this paper we propose and study a spatial diffusion model for the control of anthracnose disease in a bounded domain. The model is a generalization of the one previously developed in [14]. We use the model to simulate two different types of control strategies against anthracnose disease. Strategies that employ chemical fungicides are modeled using a
arxiv   +1 more source

Hyper-spectral NIR and MIR data and optimal wavebands for detection of apple tree diseases [PDF]

open access: yesarXiv, 2020
Plant diseases can lead to dramatic losses in yield and quality of food, becoming a problem of high priority for farmers. Apple scab, moniliasis, and powdery mildew are the most significant apple tree diseases worldwide and may cause between 50% and 60% in yield losses annually; they are controlled by fungicide use with huge financial and time expenses.
arxiv  

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