Four pine forests (6-10,11-15,16-20,and 31-40 year-old)located in the Cangshan Mountain and Erhai Lake National Reserve and 7 pine forests (1-5,6-10,11-15,16-20
Fibers for clothes and seeds for oil and livestock feed have made the cotton become one of the most important commercial crops of the world. Fiber development of cotton is still a high demanding subje
In this paper,we study a class of stochastic differential equations with additive noise that contains a non-stationary multifractional Brownian motion (mBm) wit
In this article,we are interested in the simplicity and the existence of the first strictly principal eigenvalue or semitrivial principal eigenvalue of the (p,q
Mitogen-activated protein kinase (MAPK) signal pathways are important components in signal transduction connecting cell-surface receptors to critical regulatory
We investigate a Klein-Gordon-Maxwell-Proca type system in the context of closed 3-dimensional manifolds.We prove existence of solutions and compactness of the