PPT-Powdery Mildew Control

Powdery Mildew Control Grapes Powdery Mildew Control Gubler University of California 2010 150 GPA through mid June then 200 GPA water Chardonnay abc Equivalent control to Standard Program a. Symptoms first appear as white powdery residue primarily on the upper leaf surface On the lower surface of the leaves circular patches or spots appear In severe cases these spread coalesce and cover both the surfaces of the leaves and spread also to 01 01 10 20 15 10 5 02 04 06 08 y brPage 4br EE392m Winter 2003 Control Engineering 44 Example Servosystem command More stepper motor flow through a valve motor torque I control Introduce integrator into control Closedloop dynamics gk gk gk Cleistothecia of Erysiphe adunca (100x). Cleistothecia of Erysiphe adunca (90x) in various stages of development on the upper leaf-surface of Salix . Powdery mildews are plant pathogenic fungi t TOOWDERY ‘David,’ ‘Windsor,’ P. maculata ‘Alpha,’ ‘Blue Boy,’ ‘Prime Minister,’ ‘Orange Perfection,’ Powdery mildew can infect all green parts of the grapevine. this disease is most easily recognized by the dusty appearance or 1), leaves (F 2), and When young expanding leaves are infected, they Contributions by (alphabetically):. Brian E. Corr. Dean Mosdell. Nancy Rechcigl. Darryl L. Thomas. Jane Trolinger. ©2012 Syngenta. Classification: . PUBLIC. Reproduced with the permission of Syngenta. . PLUS. An evolutionary arms-race in the field. 2009 mildew sampling pathotypes. Red = wildtype. Blue = fungicide resistant mutant. 2012 mildew sampling pathotypes. Red = wildtype. Blue = fungicide resistant mutant. PDWCC60904For further information or assistancecontact your Environmental Health Officer,Building Consents and Licensing ServicesWellington City CouncilPh: 499 Web: www.Wellington.govt.nz Mildew and c BTRL 12/99 2 producing a mat of white mycelium. It obtains its nutrients by producing specialized peg-like projections called “haustoria” which puncture host cells and absorb its conten & Activity. Sudarshan Patel. Manager Marketing. PI Industries Ltd. .. Technical Training by: . Fungus, Fungicides. Classification. & Activity. Fungus and Fungicide Basics. Fungicide Mode. . of action. CropTarget DiseaseFrequency ofapplicationFrequency ofRate/20 LRosesPotato TomatoRepeat 3 timesevery 10 days750 mL750 mL750 mL15 mL15 mL15 mLDowny mildewand botrytisLate blightLate blightRepeat 3 times . p. ath. o. g. e. n. . I. S. F. E. n. gl. is. h. n. a. m. e. Ra. c. e. s. /. St. r. ai. n. s. Co. d. e. A. r. u. g. u. l. a. F. ungi. H. ya. lo. p. eronos. p. o. r. a. . p. a. r. a. si. t. i. c. Powdery Mildew Resistance. Gene . PMR1. in Pepper (. Capsicum annuum. ). Jinkwan. Jo. 1. , . Jelli. . Venkatesh. 1. , . Koeun. . Han. 1. and . Byoung-Cheorl. Kang. 1. *. 1. Department of Plant Science, Plant Genomics and Breeding Institute, and Vegetable Breeding Research Center, College of Agriculture and Life Sciences, Seoul National University, Seoul 151-921, Republic of . Erysiphe. . betae. . is . an important leaf disease . of sugar beet in . Northern . Europe. The disease . reduces . sugar yield by several . hkg. if not . controlled. . . QoI. fungicides in mixtures with azoles have provided reasonable control of powdery mildew and .