This paper analyzed current situations of vegetable production and circulation in Hebei Province and summarized 3 major modes of vegetable circulation in Hebei
The moderate scale family farm is the future agricultural business entity in China,and the scale of family farm is a key factor affecting its development.With G
This paper studies the effect of silicon on the growth and production structure of rice( Oryza sativa L.),and proposes the appropriate applying amount of silicon.
The following qualitative conclusions of forest resources in Zigui can be drawn by the research on 73 plots and 5 vegetation plots:forest area is increasing; fo