Sökning: "Powdery mildew"

Visar resultat 6 - 7 av 7 uppsatser innehållade orden Powdery mildew.

  1. 6. Impact of foliar fungi on dogroses

    L3-uppsats, SLU/Dept. of Crop Science

    Författare :Carolin Susanne Schwer; [2006]
    Nyckelord :Marssonina rosae; Sphaerotheca pannosa; Phragmidium spec.; Sphaceloma rosarum; Septoria rosae; Rosa; powdery mildew; rust; blackspot; leafspots; disease; resistance;

    Sammanfattning : Roses are not only popular ornamentals, but some of the wild species also supply us with food, cosmetics and even medicine. Wild roses of the section Caninae, commonly known as dogroses, are often used for their fruits but may also harbour resistance genes that can be used for breeding healthier ornamentals. LÄS MER

  3. 7. Tomato diseases, quality, yield and pesticide use : a field study in Nicaragua

    L3-uppsats, SLU/Dept. of Crop Production Ecology

    Författare :Anna Berlin; Sofia Eitrem; [2005]
    Nyckelord :tomato Lycoresicon esculentum mill. ; Nicaragua; leveillula taurica; ralstonia solanacearum; fusarium oxysporum; alternaria solani; nitrogen fertilization; quality; yield; taste test;

    Sammanfattning : Nicaraguan farmers have for a long time struggled with tomato production. The primary problem has been Begomovirus infection, which devastated the tomato production in the country in the 1990's. In the battle against the Begomovirus other problems in the native tomato production have been neglected. LÄS MER