| [citrus boron nutrient level and its impact factors in the three gorges reservoir region of chongqing, china]. | to investigate the level of boron nutrient in citrus and its impact factors, a total of 954 citrus leaf samples and 302 soil samples were collected from representative orchards in the 12 main citrus production counties in the three gorges reservoir region of chongqing to determine the boron content in citrus leaves, as well as the relationships between leaf boron content with soil available boron content, soil ph value, cultivar, rootstock and the age of tree. results indicated that the leaf sam ... | 2014 | 25011290 |
| [application of aas to detecting the influence of railway on the soil of navel orange garden]. | railway transportation has boosted the economy of railway road area, meanwhile it brings some undesirable impacts on the environment of the railway road area. the quality of the fruits is directly related with the elements of the soil, so understanding the element contents of soil in navel oranges garden in the vicinity of railway is meaningful to the security of agriculture products and ecological conditions in the areas surrounding the railways. as a favorite fruit, navel orange is widely plan ... | 2010 | 20707171 |