International and national outlook-the necessity for efficient nutrient utilization
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| Format: | Texto biblioteca |
|---|---|
| Language: | d |
| Published: |
Madison, Wis. : American Society of Agronomy,
1975
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| Subjects: | FERTILIZERS AND MANURES-CONGRESSES, FERTILIZERS INDUSTRY-CONGRESSES, Usherwood, Noble R. edit., Doll, Eugene C. edit., America Society of America, Soil Science Society of America V.Proceedings of a simposium ... the papers were presented during tht annual-meeting inChicago, |
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