Zobrazeno 1 - 10
of 18
pro vyhledávání: '"R. V. Olson"'
Autor:
Fred E. Koehler, R. V. Olson
Publikováno v:
Changing Patterns in Fertilizer Use
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3ea11cbd2701b7963e6e2e8fce8c4489
https://doi.org/10.2136/1968.changingpatterns.c10
https://doi.org/10.2136/1968.changingpatterns.c10
Publikováno v:
Journal of Environmental Quality. 10:22-26
Autor:
R. V. Olson
Publikováno v:
Agronomy Journal. 74:991-995
Publikováno v:
Journal of Environmental Quality. 11:400-405
Autor:
R. V. Olson
Publikováno v:
Plant and Soil. 97:189-200
Field experiments with winter wheat (Triticum aestivum L.) were conducted in two years at two locations using15N-enriched (NH4)2SO4 on Smolan silt loam (Pachic Argiustoll) and Ost loam (Typic Arguistoll) soils. The objective was to relate differences
Autor:
R. V. Olson
Publikováno v:
Soil Science Society of America Journal. 44:514-517
A field experiment was conducted for 2 years with ammonium sulfate tagged with 5.93 at. % /sup 15/N to determine the fate of N fertilizer applied to sprinkler-irrigated corn (Zea mays L.). All areas of triplicate, 356-cm square plots were treated wit
Autor:
C. W. Swallow, R. V. Olson
Publikováno v:
Soil Science Society of America Journal. 48:583-586
Publikováno v:
Journal of Environmental Quality. 11:267-272
Autor:
R. V. Olson
Publikováno v:
Soil Science Society of America Journal. 15:97-101