the strawberry spider mite (ssm), tetranychus turkestani ugarov & nikolski, is an important pest of greenhouse cucumber in tropical and temperate regions of the world. the use of the host plant resistance is a basic method to reduce pesticide application in greenhouses. in this study, the biological responses of ssm to six greenhouse cucumber cultivars (puia, hedieh, milad ghadim, milad jad...

aphis gossypii glover is one of the most important pests of greenhouse cucumber and pepper in the world and iran. in this research, life table and biology of a. gossypii were investigated on cucumber (cucumis sativus cv. super sultan) and pepper (capsicum annum cv. marqueza) in a growth chamber at 25±1°c and 60±5% rh and a photoperiod of 14 l: 10 d hour.the results showed thatdevelopmental time...

common wheat, triticum aestivum l. is of the greatest importance among the few crop plants that are grown extensively and for food in iran. among the reported wheat's pests, greenbug schizaphis graminum (rondani) causes severe damage to the crop. because of the adaptation of the aphid to different wheat varieties being varied, this study was designed to focus on the effect of some common w...

This article provides a description of the population model PopMod, which is designed to simulate the health and mortality experience of an arbitrary population subjected to two interacting disease conditions as well as all other “background” causes of death and disability. Among population models with a longitudinal dimension, PopMod is unique in modelling two interacting disease conditions; a...