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RAGWEED OBSERVATORY LETTER – December 2021

RAGWEED OBSERVATORY LETTER – December 2021

Please find the issue of December 2021 of the Ragweed observatory Letter on our website, espece-risque-santé.info : click here to consult it

This newsletter aims to provide general and scientific information on the latest news concerning ragweed species.

As well as the Ragweed Observatory missions, it will evolve to the newsletter of the Observatory of hight-stake species for human health. Thus, it will provide general and scientific information on others species, like for exemples the processionnary oak and pine caterpillars.

In this issue :
– AFEDA, 40 years of history
– The giant ragweed and the climate change
– The forest caterpillar hunter, a help in processionnary issue ?
– Poultry and wild birds seeds : an introduction way for ragweed in low-contaminated territories?

If you know anyone who might be interested in this newsletter, please share them the link ! They also can contact us (especes-risque-sante@fredon-france.fr ) and we will send them the next issue (just a few issues are in English: one or two newsletters will be translated each year).

RAGWEED OBSERVATORY LETTER – July 2021

RAGWEED OBSERVATORY LETTER – July 2021

Please find the issue of July 2021 of the Ragweed observatory Letter on our new website, espece-risque-santé.info : click here to consult it

This newsletter aims to provide general and scientific information on the latest news concerning ragweed species.

As well as the Ragweed Observatory missions, it will evolve to the newsletter of the Observatory of hight-stake species for human health. Thus, it will provide general and scientific information on others species, like for exemples the processionnary oak and pine caterpillars.

In this issue :
– French international ragweed days 2021 & ragweed observatory’s 10 years old event
– Creation of the “Observatory of high-stake species for human health”
– Bird seed food in Belgium
–International ragweed society conference, Budapest 2022

If you know anyone who might be interested in this newsletter, please share them the link ! They also can contact us (observatoire.ambroisie@fredon-france.org ) and we will send them the next issue (just a few issues are in English: one or two newsletters will be translated each year).

SAVE THE DATE

SAVE THE DATE

The president and members of the IRS committee are pleased to announce that the next IRS CONFERENCE will take place in Budapest in September 8 & 9, 2022.

« What’s new in the world with Ambrosia ? »

Please make sure to save the date on your agenda and kindly forward this message to anyone in your network who you feel might be interested in attending. You will receive all important information concerning dates, registration, booking, fees, etc. in the course of the year 2021.

Looking forward to meeting you in Hungary,
Michel Thibaudon, President of the International Ragweed Society
The local organizing committee: László Makra, Donát Magyar and Tamás Szigeti (National Public Health Center, Hungary)

IRS Symposium – relive

IRS Symposium – relive

The International Ragweed Symposium was held on Monday, September 14th 2020 by video. You can see it again on Youtube!

Speakers :

2”35- Chantal Déchamp -Henriette Méon -Patrick Chevrolat -Yves Auda-2020: update on common ragweed remote-sensing data in France

19”55- Heinz Müller-Schärer – How to better predict long-term benefits and risks in weed biocontrol: an evolutionary perspective

42”00- Yan Sun and Heinz Müller-Schärer – Rapid evolution of a plant invader in response to biological control and global warming

58”40 – Michel Thibaudon–Jordina Belmonte –Samuel Monnier –Fanny Vasseur – Can photoperiod parameter limit the northward expansion of Ragweed?

1’31’30 – Arnaud Monty – Sylvain Mahieu – Adrien Delforge – Is it really there or not? Updating the common ragweed (Ambrosia artemisiifolia L.) distribution in Southern Belgium

1’29”25- Marilou Mottet –Quentin Mettray -Ambrosia – birdseeds

1’46”30 – Gerhard Karrer -Mladen Zadravec-Benno Augustinus -Heinz Müller-Schärer-Yan Sun-Barbara Horvatić – Paula Prpić – Dejan Kulijer – Eastward spread of the ragweed leaf beetle Ophraella communa towards the Pannonian plain and the Balkans

2’09″02 – Jordina Belmonte – Chantal Dechamp –Henriette Méon – AFEDA database on airborne Ambrosia pollen concentrations, 1982-2019 (France)

2’26″02 – Diana Deleanu -Corina Bocsan-Ragweed pollen allergy in Transylvania