Results 51 to 60 of about 2,676 (189)
Commodity risk assessment of Vitis spp. plants from Moldova
Abstract The European Commission requests EFSA to provide scientific opinions in the field of plant health in accordance with Article 29 of Regulation (EC) No 178/2002. Annex VI of Commission Implementing Regulation (EU) 2019/2072 lists plants, plant products and other objects whose introduction into the Union from certain third countries is prohibited.
EFSA Panel on Plant Health (PLH) +37 more
wiley +1 more source
Characterization and taxonomic placement of Rhizoctonia--like endophytes from orchid roots [PDF]
Twenty-one Rhizoctoniu-like fungal strains were isolated from the roots of four terrestrial orchid species from various locations in Hong Kong. The cultural morpholon, uclear number of the hyphal cell, pore ultrastructure, and RAPD and CAPS analyses of ...
Hodgkiss, IJ +3 more
core +1 more source
Background Tropical orchids need more study with respect to their mycorrhizal associations. For researchers in distant countries who aspire to study these orchids augmenting their conservation, the great distances involved, coupled with limited funds ...
Lawrence W. Zettler +6 more
doaj +1 more source
Synthesis of Halopyrazole Matrine Derivatives and Their Insecticidal and Fungicidal Activities
Matrine is a traditional botanical pesticide with a broad-spectrum biological activity that is widely applied in agriculture. Halopyrazole groups are successfully introduced to the C13 of matrine to synthesize eight new derivatives with a yield of 78–87%.
Xingan Cheng +9 more
doaj +1 more source
ABSTRACT Some mycoviruses cause hypovirulence in fungi, but the effects often vary among different host strains. Heterobasidion partitiviruses 13‐an1 and 15‐pa1 (HetPV13‐an1 and HetPV15‐pa1) have been associated with strain‐specific and variable hypovirulence of Heterobasidion annosum, but variation in phenotypic effects of HetPV15‐pa1 or the ...
Elina Roininen +3 more
wiley +1 more source
Rosmarinus officinalis (rosemary) is one of the most cultivated Lamiaceae species because of its medicinal, aromatic and ornamental properties. In the late summer of 2023, symptoms of desiccation were observed in a rosemary field located in southern ...
Eliana Dell’Olmo +5 more
doaj +1 more source
Vascular Streak Dieback: Penyakit Baru Tanaman Kakao di Sumatera Barat
Vascular streak dieback (VSD) symptoms was reported recently in several cacao plantations in West Sumatera. Disease incidence reached 58.82–100% with disease intensity of 24.29–44.71%. In some cases, dead plant was also found.
Jumsu Trisno +2 more
doaj +1 more source
Fungal community survey of Fraxinus excelior in New Zealand [PDF]
The European Ash tree (Fraxinus excelsior) is widely grown throughout Europe. As a large deciduous tree species, it grows a tall, domed crown and has an attractive tree shape, so it is considered as a popular amenity tree species. European Ash is planted
Chen, Jie
core +1 more source
1156. Orchis patens Desf. subsp. brevicornis (Viv.) Asch. & Graeb.
Summary Orchis patens is described and illustrated. It is a species with a narrow disjunct distribution in the Mediterranean basin, and its populations have suffered declines over the past half‐century. We summarise its nomenclature, detailed morphology, cytology, symbiotic mycorrhizal associations, pollination biology, seed micromorphology, evolution ...
Jacopo Calevo +2 more
wiley +1 more source
The white-thread blight and black rot (WTBR) caused by basidiomycetous fungi of the genus Ceratobasidium is emerging as an important plant disease in Brazil, particularly for crop species in the Ericales such as persimmon (Diospyros kaki) and tea ...
Paulo C. Ceresini +4 more
doaj

