筛选
科学数据
统计数据
共检索到717条 ,权限内显示50条;
nitrogen fertilizer levels
- 负责人：
- DOI：
- doi:10.5061/dryad.p8pq7fq
- 摘要：
- analysis was used to identify hybrid rice varieties and nitrogen fertilizer levels, as well as to detect chlorophyll content associated with nitrogen levels
Data from: Light regulates tropical symbiotic nitrogen fixation more strongly than soil nitrogen
- 负责人：
- DOI：
- doi:10.5061/dryad.p9f5160
- 摘要：
- experiment, low light levels (comparable with forest understories) completely shut down symbiotic nitrogen fixation, whereas soil nitrogen levels that fa
Data from: Effect of coupled reduced irrigation and nitrogen fertilizer on soil mite community composition in a wheat field
- 负责人：
- 关键词：
- DOI：
- doi:10.5061/dryad.50dh670
- 摘要：
- in a ten-year manipulation experiment with two levels of irrigation (reduced irrigation and conventional irrigation) and five levels of nitrogen fertilizer
Data from: Analysing the effect of paddy rice variety on fluorescence characteristics for nitrogen application monitoring
- 负责人：
- Feng, Zhongke
- DOI：
- doi:10.5061/dryad.4gt710v
- 摘要：
- to extract the variables of the main fluorescence characteristics to identify N levels. Experimental results demonstrated that no nitrogen fertilizer
Changes in anthropogenic influences on streams and rivers in the conterminous U.S. over the last 40 years, derived for 16 data themes
- 负责人：
- 关键词：
- DOI：
- doi:10.5066/f7xw4j1j
- 摘要：
- -2012 and 2001-2011), (9) land use in 200-meter flow distance riparian buffers (1974-2012), (10) nitrogen and phosphorus application from fertilizer (1987
Data from: Nutrient addition affects scaling relationship of leaf nitrogen to phosphorus in Arabidopsis thaliana
- 负责人：
- DOI：
- doi:10.5061/dryad.2c3fb1k
- 摘要：
- of the type of nutrient addition, the scaling relationship for pooled data of the five levels of N addition was insignificant at two growth stages (young-leaf
Data from: Watershed versus within-lake drivers of nitrogen: phosphorus dynamics in shallow lakes
- 负责人：
- Zimmer, Kyle
- 关键词：
- denitrification alternative stable states nutrient limitation eutrophication nutrient stoichiometry N:P ratio
- DOI：
- doi:10.5061/dryad.6b650
- 摘要：
- d the strongest relationship with TN:TP, seston C:N:P, ammonium, and TDP. Turbid lakes had higher N at given levels of P than clear lakes, with TN and ammonium
Data from: Plant nitrogen and phosphorus utilization under invasive pressure in a montane ecosystem of tropical China
- 负责人：
- DOI：
- doi:10.5061/dryad.1656nr6
- 摘要：
- 1. Exotic plant invasion has been changing the vegetation composition and function of terrestrial ecosystems. Nitrogen (N) and phosphorus (P) are oft
Data from: Dietary niche separation of rodents and shrews in an African savanna
- 负责人：
- DOI：
- doi:10.5061/dryad.qb357
- 摘要：
- isotopes to assess dietary resource use and partitioning among rodents and shrews found in three vegetation formations of KNP. According to the nitrogen
Data from: Species decline under nitrogen fertilization increases community-level competence of fungal diseases
- 负责人：
- DOI：
- doi:10.5061/dryad.r2s4n
- 摘要：
- alpine meadow vegetation along a nitrogen-fertilization gradient over 5 years to compare the relative importance of direct and indirect effects of fertilization
