Paulownia species are fast growing trees native to China, which being grown in managed plantings several European countries for the production of wood and biomasses. In 2018, wilting, stunting, leaf yellowing, collapse, as a consequence root crown rot, were observed around 40% 2-year-old planting elongata × P. fortunei Calabria (Southern Italy). Two Phytophthora consistently recovered from root...

We observed the biphasic production of ethylene and reactive oxygen species (ROS) in susceptible tobacco (Nicotiana tabacum 'Wisconsin 38') plants after shoot inoculation with Phytophthora parasitica var nicotianae. The initial transient increase in ROS and ethylene at 1 and 3 h (phase I), respectively, was followed by a second massive increase at 48 and 72 h (phase II), respectively, after pat...

Chrysanthemum is an important flower crop grown in different parts of the world. Apparently there are new reports chrysanthemum collar rot and root caused by Phytophthora sp. around In recent years has been increase incidence no information available about this disease India. Therefore aim present study to isolate characterize pathogen causing chrysanthemum. During year 2021, plants exhibiting ...