Japan’s fruit tree production technology is in the world leading level. In order to understand Japan’s fruit tree production,by through visits to Japan and da
This paper studies the factors that affect the safe full heading of machine-transplanted rice seedlings in the temperate and cool ricegrowing areas,and explores
A neural network classification method,and a batch-learning self-organizing map(BLSOM),was established using trinucleotide and tetranucleotide in the hemagglutini