cultivar of roses (rosa spp.) has been grown in greenhouses in qazvin region of iran for local markets. agrobacterium tumefaciens strains were isolated and identified from six different samples of roses plants imported from the netherland to iran. during august and september of 2012, nearly 2-5% of rose plants in two different greenhouses in the province of qazvin were observed with crown gall ...

Tomato fruits grown in greenhouses were collected from Al–Karj region during summer 2008. Seven bacterial isolates that characterized as Gram negative, short rod–shaped, yellow-pigmented bacterium were isolated and recovered from the internal discoloration tissue of there collected fruits. Symptoms of infected fruits were blackening of the vascular vessels of tissue reached to seeds and lack an...

Tomato leaves were detached and stored at 0 C for various periods of time. Chloroplasts were isolated from the leaves and their photoreductive activities were determined. Comparisons were made between two altitudinal forms of the wild tomato Lycopersicon hirsutum Humb. and Bonpl. (a tropical lowlands form and a highlands form adapted to growth at 3,100 meters), and two cultivars of the domestic...

yersiniosis is a common infection in human and animals. yersinia enterocolitica infection has been associated with a variety of clinical manifestations. this bacterium has been isolated from water, meat, milk environment, animals and so on. our studies have been accomplished about isolation of y. enterocolitica from vegetables such as lettuce, carrot, celery, parsley, tomato, cabbage, radish, m...

The effects of soil management systems on root-knot nematode (Meloidogyne incognita) eggs and gall incidence on tomato (Lycopersicon esculentum) and cucumber (Cucumis sativus) following tomato were evaluated. Soil was collected from a replicated field experiment in which six management systems were being assessed for vegetable production. Soil management systems were conventional production, or...