In this paper,with 511 rice landraces in the Taihu Lake area as test materials,we select 19 starch synthesis-related intragenic molecular markers to detect the
By the survey of consumers’ behaviour of purchasing fresh fruits, this paper researches the group characteristics of people who consume traceable fresh fruits,
Agricultural area in central China is a densely populated area with a lot of agricultural population,relatively developed agriculture and relatively backward no
The thesis gives the brief overview of the development of Maoming litchi industry:it has the largest scale base and the output keeps going up;it has varieties o