Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Risheng Zhang"'
Publikováno v:
Forest Ecosystems, Vol 10, Iss , Pp 100154- (2023)
In the semiarid sandy region of Northeast China, Mongolian pine (Pinus sylvestris var. mongolica) suffers dieback after the age of 35, while Japanese red pine (Pinus densiflora) and Chinese pine (Pinus tabuliformis) stay healthy. Foliar nutrient retr
Externí odkaz:
https://doaj.org/article/3ef843a2d3d04a7f9cb6be83461b0a99
Publikováno v:
Frontiers in Plant Science, Vol 12 (2021)
Nutrient resorption is an important strategy for nutrient conservation, particularly under conditions of nutrient limitation. However, changes in nutrient resorption efficiency with stand development and the associated correlations with ecological st
Externí odkaz:
https://doaj.org/article/f00ba2abebc84e66a8d1ef903554e846
Publikováno v:
Frontiers in Plant Science, Vol 12 (2021)
Afforestation is among the most effective means of preventing and controlling desertification. Silver poplar (Populus alba) is commonly planted tree species for afforestation of the Horqin Sandy Land of China. However, this species has exhibited some
Externí odkaz:
https://doaj.org/article/016e42250ed84c92bede90e985db593c
Publikováno v:
Frontiers in Plant Science
Frontiers in Plant Science, Vol 12 (2021)
Frontiers in Plant Science, Vol 12 (2021)
Nutrient resorption is an important strategy for nutrient conservation, particularly under conditions of nutrient limitation. However, changes in nutrient resorption efficiency with stand development and the associated correlations with ecological st
Publikováno v:
Frontiers in Plant Science, Vol 12 (2021)
Frontiers in Plant Science
Frontiers in Plant Science
Afforestation is among the most effective means of preventing and controlling desertification. Silver poplar (Populus alba) is commonly planted tree species for afforestation of the Horqin Sandy Land of China. However, this species has exhibited some
Afforestation is among the most effective means of preventing and controlling desertification. Silver poplar (Populus alba) is commonly planted tree species for afforestation of the Horqin Sandy Land of China. However, this species has exhibited some
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::87debd8dfa4ab645fa75181e406afbc2
https://doi.org/10.22541/au.160613122.25751637/v1
https://doi.org/10.22541/au.160613122.25751637/v1
Publikováno v:
World Journal of Engineering and Technology. :567-574
This paper gives an error analysis of radial motion measurement of ultra-precision spindle including nonlinearity error of capacitive displacement probes, misalignment error of probes, eccentric error of artifact ball and error induced by different e
Publikováno v:
The Arts in Psychotherapy. 55:186-194
This study explored the effect of structured group sandplay method (SGSM) on the resilience of Chinese college students. The subjects were 19 first year university students, selected from a local public university in China. These students were indivi
Publikováno v:
The Arts in Psychotherapy. 38:281-289
This study explored the outcomes of restricted group sandplay therapy (RGST) on college students in China with interpersonal difficulties and self image issues. The study involved nine students at a university in Beijing identified with social distre