Wirkung von Surround gegen den Gemeinen Birnenblattsauger (Cacopsylla pyri) im praxisnahen Grossversuch

Fragestellung: Wirkt vor der Blüte appliziertes Surround auch gegen spätere Generationen des Gemeinen Birnenblattsaugers (Cacopsylla pyri

Effects of autumn kaolin, pyrethrin, and ladybird larvae (Adalia bipunctata) applications on the spring populations of the rosy apple aphid (Dysaphis plantaginea) in an on-farm apple orchard (cv. Topaz)

Effects of different strategies (insecticide treatment, physical barrier, biocontrol) to control autumn forms of Dysaphis plantaginea. Question 1: Efficacy of pyrethrum, kaolin, and larvae of A. bipunctata to control Dysaphis plantaginea. Question 2: Date of application and number of applications for a valuable efficacy

California's Political Geography

Based on PPIC Statewide Survey data, outlines regional variations in party representation in the U.S. Congress and the state legislature, residents' party affiliation, and ideology on social and fiscal issues. Considers electoral implications

Wirkung verschiedener Insektizide gegen die Birnenpockenmilbe (Phytoptus pyri)

Wirkung verschiedener Insektizide gegen die Birnenpockenmilbe (Phytoptus pyri)

Effects of autumn kaolin, pyrethrin, and ladybird larvae (Adalia bipunctata) applications on the spring populations of the rosy apple aphid (Dysaphis plantaginea) in an experimental apple orchard (cv. Glockenapfel)

Effects of different strategies (insecticide treatment, physical barrier, biocontrol) to control autumn forms of Dysaphis plantaginea. Question 1: Efficacy of pyrethrum, kaolin, and larvae of A. bipunctata to control Dysaphis plantaginea. Question 2: Date of application and number of applications for a valuable efficacy