Concepedia

Effect of tillage and fertilizer levels on wheat yield, nitrogen uptake and their correlation with carbon isotope discrimination under rainfed conditions in north-west Pakistan

Muhammad Iqbal, Javed Akhter, Wisal Mohammad, Syed Mahmood Shah, Haq Nawaz, Khalid Mahmood

Soil and Tillage Research · 2004 · 41 citations · 32 references

DOI

Concepts

References

32

Principles and procedures of statistics.

R. G. D. Steel, J. H. Torrie · 1960 · 22.2K citations

, , +10

Methods of soil analysis. Part 2. Chemical and microbiological properties.

A. L. Page · 1982 · 13K citations

, , +14

Carbon Isotope Discrimination and Photosynthesis

Graham D. Farquhar, James R. Ehleringer, Kerry T. Hubick · Annual Review of Plant Physiology and Plant Molecular Biology · 1989 · 6.8K citations

, , +17

On the Relationship Between Carbon Isotope Discrimination and the Intercellular Carbon Dioxide Concentration in Leaves

M. H. O'leary · Australian Journal of Plant Physiology · 1982 · 3.9K citations

, , +17

Carbon Isotopes in Photosynthesis

Marion H. O’Leary · BioScience · 1988 · 2.5K citations

, , +16