10The outbreak dynamic of adult of oriental fruit moth and codling moth monitored by male pheromone31-32
12Change of the Soil Fertility after Taking the World Bank's Loan Project of Soil and Water Conservation on the Loess Plateau37-40
14Present satiation and prospects of development of Macrocaripium officinalis (Sieb.et Zucc.) in Nanyang area43-44
17Correlation of sow primary breeding month age,foetus times,breeding month and oestus number with farrowing number for one-litter50-52