The total area used for fruit cultivation in Tunisia is approximately 470,000 ha, producing mainly citrus, grapevine, stone and pome fruits. Stone fruits are cultivated on some 380,000 ha. Among the stone fruits traditionally grown in Tunisia, almond is the most important and widespread crop (310,000 ha). Peach ranks second with about 22,000 ha, while apricot and plum rank third and fourth, bei...

Xanthomonas arboricola is a plant-associated bacterial species that causes diseases on several plant hosts. One of the most virulent pathovars within this species is X. arboricola pv. pruni (Xap), the causal agent of bacterial spot disease of stone fruit trees and almond. Recently, a non-virulent Xap-look-a-like strain isolated from Prunus was characterized and its genome compared to pathogenic...

Monilinia laxa is a fungus that causes brown rot in stone fruit. Immature green fruits the first stage of fruit development (stage I) are generally susceptible. To investigate relationship between physical characteristics immature and susceptibility to M. laxa, we characterized progeny, derived from clone wild peach (Prunus davidiana) crossed with two commercial nectarines persica) varieties, t...

during 2007-2008, 58 strains of p. syringae pv. syringae (pss) were isolated from various prunus species and other hosts such as sugar beet, pear, quince, oat, millet, wheat, barley, and rice in fars, isfahan, kohgiloye and boyer ahmad, chahar mahal-o-bakhtiari provinces of iran. the strains were tested for pathogenicity, the presence of the syrb gene and box pcr (box a1r primer). all teste...

The work, based on the results of original research and analysis literary sources, presents peculiarities structure flowers their formulas a number subtropical plants that are grown in open ground collection plots «Garden Subtropical Fruit Cultures» «Shaped Garden» Khorolsky Botanical Garden (Poltava Region) Sered them, 11 species already flowering fruiting collection, rest still growing. These...