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微图设计及植物和土壤样品制备，^进行15次氮气分析

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Microplot Design and Plant and Soil Sample Preparation for ¹⁵Nitrogen Analysis

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微图设计及植物和土壤样品制备，^进行15次氮气分析

DOI:

10.3791/61191-v

•

08:44 min

•

May 10, 2020

•

Jared A. Spackman, Fabian G. Fernandez

¹Department of Soil, Water and Climate,University of Minnesota

Capítulos

00:04Introduction
00:40Plot Design
01:42Nitrogen (¹⁵N)-Enriched Fertilizer Preparation and Application
02:40Field Sample Processing: Aboveground Corn Biomass
03:32Field Sample Processing: Soil
04:20Lab Sample Processing: Soil and Plant Sample Grinding
04:51Sample Encapsulation for Processing
06:22Results: Representative Fertilized-Derived Nitrogen (FDN) Partitioning and Budgeting
08:04Conclusion

Summary

Tadução automática

介绍了用于¹⁵N 示踪剂研究的微图设计，以适应多个季节内植物和土壤采样事件。提出了用于^15N分析的土壤和植物样品收集和处理程序，包括研磨和称重方案。

Tags

Keywords: 15Nitrogen Analysis Microplot Design Plant And Soil Sample Preparation Nitrogen Use Efficiency Nitrogen Cycle Nitrogen Fertilizer Management Corn Biomass Sampling Enriched Urea Volatilization

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