Results 131 to 140 of about 4,013 (188)

Bacteria Pseudomonas sp. and Pantoea sp. Are the New Etiological Agents of Diseases on Forest Trees. [PDF]

Plants (Basel)
Porotikova E, Brusnova N, Sushchenko A, Kolganikhina G, Vinogradova S.   +4 more
europepmc   +1 more source

Exposure to outdoor aerospora and associated respiratory health risks among adults in Potchefstroom, North-West province, South Africa. [PDF]

Front Allergy
Gharbi D, Neumann FH, Podile K, McDonald M, Linde JH, Frampton M, Liebenberg JL, Cilliers S, Mmatladi T, Nkosi P, Paledi K, Piketh S, Staats J, Burger RP, Havenga H, Garland RM, Bester P, Lebre PH, Ricci C.   +18 more
europepmc   +1 more source

Changes of Pollen Allergens in Northern China.

Int Arch Allergy Immunol
Qi W, Bian S, Li L, Guan K.
europepmc   +1 more source

The EU Nature Restoration Regulation offers new opportunities for resilient forests and sustainable forestry. [PDF]

Ambio
Svensson J, Jonsson BG, Ebenhard T.
europepmc   +1 more source

North American "warming holes" and European heat during abrupt Holocene cooling events in the Atlantic. [PDF]

Nat Commun
Shuman BN, Stefanescu IC.
europepmc   +1 more source

Status of Dutch Elm Disease Fungus Ophiostoma novo-ulmi and Assessment of Its Temporal Variability in Croatia. [PDF]

Microb Ecol
Katanić Z, Ćurković-Perica M, Idžojtić M, Boljevac K, Krstin L.   +4 more
europepmc   +1 more source

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Micropropagation of Mature Trees of Ulmus Glabra, Ulmus Minor and Ulmus Laevis

2007
, 1999), has devastated the elm populations of Europe, North America and central Asia. This has lead, in both Europe and North America, to the beginning of breeding programmes in an attempt to produce resistant individuals. However, production of disease resistant elm trees via conventional breeding has met with limited success owing to the long time ...
J. Malá, M. Cvikrová, V. Chalupa
openaire   +1 more source

Chemotaxonomy of ulmus

Phytochemistry, 1972
Abstract The heartwoods of 10 elm species have been examined for the sesquiterpenes, 7-hydroxycadalenal (I), 7-hydroxy-3-methoxycadalenal (II), 7-hydroxycadalene (III), 7-hydroxycalamenenal (IV), 7-hydroxycalamenene (V), and mansonone C (VI), and for the lignans, thomasic acid (VII), thomasidioic acid (VIII), lyoniresinol (IX), and lyoniresinol 2a- O
J.W. Rowe, M.K. Seikel, D.N. Roy, E. Jorgensen   +3 more
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Ulmus L.

2013
Abstract This chapter discusses the taxonomy and origin; distribution; silviculture and ecology; Dutch elm disease; flowering and seed production; timber and uses; and place of elms (Ulmus glabra and U. procera) in British forestry.
openaire   +1 more source