Fungicide information

What do you need to make sure of when applying fungicides?

•Apply fungicides preventatively or (sometimes) when disease first appears.

•Get good coverage with the fungicide.

•Insure you have enough drying time.

•Use the right fungicide…

When was the last new class of fungicide developed?

2016

What happens to pattenets on fungicides?

They expire and generic formulations start to pop up

Where do fungicides rank in sales for pesticides?

They are # 3.

Who first noted the use of sulfur to treat plants?

Homer in the Odessey

What 2 people discovered soaking seed in copper sulfate prevented mold?

Prevost and Tillet

How was pesticide use used before 1882

It was found through serendipity and observation

What was discovered in 1882?

The bordeux mixture. A combination of lime and copper sulfate as a protectant.

Who discovered the Bordeaux mixture?

Millardet

What is limes purpose in the bordeux mixture

Lowers phytotoxicity for the plant when applying copper sulfate.

When and what was the first organic fungicide discovered?

In 1934, Thiram was discovered.

What did the discovery of thiram lead to?

It led to large innovations in pesticide development.

When and what was the first systemic fungicide?

In 1963, Carboxin (vitavax) was discovered.

When and what were the second class of systemic fungicides?

In 1967, Registration of Benlate® (for ornamentals) marks introduction

When were sterol-biosynthesis inhibitors discovered?

1970

What was the first oomycete systemic spray?

1979 – Metalaxyl introduced as first …

When was stobilurin (QOL) introduced?

1990

When are the second gens introduced?

2003 and 2005 for QOL and SHDI