Dutch elm disease, caused by the fungus, Ceratocystis ulmi, has become the most serious tress disease in North America
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
Extension Circular 67-1845 is about Dutch elm disease, its cause and prevention in Nebraska
Dutch elm disease, caused by the fungus, Ceratocystis ulmi, has become the most serious tress diseas...
Excerpt from the report: Dutch elm disease was discovered in Cleveland, Ohio, in 1930 and around...
This black and white document features an information bulletin for the press regarding the spreading...
Extension Circular 70-1845: Dutch elm disease-Its cause and prevention in Nebraska; what is Dutch el...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
The Oklahoma Cooperative Extension Service periodically issues revisions to its publications. The mo...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
The formation of a model control program as a guide for Dutch elm disease control in Iowa seems advi...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
This destructive fungus disease of American elms was first observed in Holland in 1919 and since the...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
Where does DED come from? How bad is it in Iowa? Here are some answers and some ways of beating this...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
Extension Circular 67-1845 is about Dutch elm disease, its cause and prevention in Nebraska
Dutch elm disease, caused by the fungus, Ceratocystis ulmi, has become the most serious tress diseas...
Excerpt from the report: Dutch elm disease was discovered in Cleveland, Ohio, in 1930 and around...
This black and white document features an information bulletin for the press regarding the spreading...
Extension Circular 70-1845: Dutch elm disease-Its cause and prevention in Nebraska; what is Dutch el...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
The Oklahoma Cooperative Extension Service periodically issues revisions to its publications. The mo...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
The formation of a model control program as a guide for Dutch elm disease control in Iowa seems advi...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
This destructive fungus disease of American elms was first observed in Holland in 1919 and since the...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
Where does DED come from? How bad is it in Iowa? Here are some answers and some ways of beating this...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
This archival publication may not reflect current scientific knowledge or recommendations. Current i...
Extension Circular 67-1845 is about Dutch elm disease, its cause and prevention in Nebraska