Epidemic Components of Sugarcane Root and Basal Stem Rot In South Sumatra Root and basal stem rot disease is one of new disease that currently was became a emerging problem on sugarcane plantations in Lampung and South Sumatra.The research was aimed to study the model of disease progression, AUDPC, infection rate (r), and the influence of weather a
One of the most significant factors in the estimation of dimension stone quarry cost is the production rate of rock cutting machines.Evaluating the production rate of chain-saw machines is a very significant and practical issue.In this research, it has been attempted to evaluate and select the suitable working-face for a quarry by examining the max
Physical mechanisms and corresponding mathematical models for different types of stellar variability are reviewed with applications to concrete stars.Special attention is attributed to the following Mirror topics: cataclysmic variables (synchronous and synchronizing magnetic systems, non-magnetic novalike stars, dwarf novae; magnetic activity of th