Chestnut blight, a disease that has spread rampantly among American (Castanea dentata (Marsh.) Borkh.) and European chestnut (C. sativa Mill.) trees, results from infection by the fungal pathogen Cryphonectria parasitica (Murrill) M.E. Barr parasitica). This fungus was introduced in early 1900s almost functionally eliminated trees North landscape. In 2017, we collected blight samples two sites ...

En esta reseña se pretende ofrecer información sobre guía titulada Guidance on Developing and Revising World Heritage Tentative Lists y publicada en el año 2020 por George Fulton, G. Bourdin, Luisa de Marco Susan Denyer. Expondremos forma breve cuáles son los contenidos principales secundarios que trata Patrimonio Mundial la elaboración Listas Indicativas.

Pettus gave everything he had as a medical missionary in China and Dr. Edward H. Hume has drawn a clear and sympathetic picture of this man, his aspirations, and those qualities which distinguished him as a medical scientist at home and abroad. On 23 November 1945 was received the melancholy cablegram from Huangping, China, which read as follows: "Dr. Pettus killed in airplane accident at Huang...