| 1. | Effects of caco3 and gypsum on leaching of phosphorus and dissolved organic carbon in soil 碳酸钙与石膏对土壤磷及溶解有机碳淋溶的影响 |
| 2. | Doc " water quality . evaluation in an aqueous medium of the " ultimate " aerobic biodegradability of organic compounds . method by analysis of dissolved organic carbon . " 水质.含水介质中有机化合物极限需氧生物降解能力的评价.溶解的有机碳 |
| 3. | The content of dissolved organic carbon ( doc ) in zhujiang river only reached the lowest value standard only in the tropical - subtropical zone 珠江水体中doc含量属热带-亚热带河流的下限值水平。其含量顺序与dic相反,即东江北江西江。 |
| 4. | Doc water quality - evaluation in an aqueous medium of the ' ultimate ' aerobic biodegradability of organic compounds - method by analysis of dissolved organic carbon 水质.在含水介质中对有机化合物的“极值“有氧生物降解能力的评估,溶解有机碳 |
| 5. | Water quality - evaluation in an aqueous medium of the " ultimate " aerobic biodegradability of organic compounds - method by analysis of dissolved organic carbon iso 7827 : 1994 ; german version en iso 7827 : 1995 水质.含水介质中有机物充分需氧生物降解性测定.溶解 |
| 6. | Soil enzyme activities were analyzed in forest , bush , badlands and zanthoxylum bungeanum forest , the content of dissolved organic carbon also increased with the community of plant evolved from superior to inferior , and ceo - environment was declined by planting zanthoxylum bungeanum 并且通过对花江地区常绿阔叶林、灌丛以及荒草地与碳有关的土壤酶的活性研究,证明在群落从高级向低级演替过程中,酶的活性降低,活性有机碳的含量增加,生态环境恶化。 |