During the period when stor-age de velops towards networking,the factors of the scale,maturity and comparatively low cost of Eth-ernet must be taken into con sideration.
All of the genetic factors, maternal environment, storage conditions, collecting methods and the degree of maturity, moisture content, size, shape and colour of seeds can affect hardseed percentage.
The characters of SP1 variation plants at maturity stage also appeared big changes.SP1 variation plants had short growing period, high seed setting rate, loose plant-type and clavated spike-type.
The sandstones of the Turpan Basin belong mostly to graywacke and their compositional and textural maturity are generally low,indicating a strong erosional and rapid transportational environment.