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Nitrogen fertilizer in leucaena alley cropping. I. Maize response to nitrogen fertilizer and fate of fertilizer-15N

โœ Scribed by Xu, Z. H. ;Saffigna, P. G. ;Myers, R. J. K. ;Chapman, A. L.

Publisher
Springer-Verlag
Year
1992
Tongue
English
Weight
718 KB
Volume
33
Category
Article
ISSN
1573-0867

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Nitrogen and phosphorus fertilization of
Nitrogen and phosphorus fertilization of aquatic vascular plants and algae in replicated ponds I. Initial response to fertilization
โœ H. F. Mulligan; A. Baranowski; R. Johnson ๐Ÿ“‚ Article ๐Ÿ“… 1976 ๐Ÿ› Springer ๐ŸŒ English โš– 458 KB

Populations of common submerged vascular plants were established in a series of 18 experimental ponds in 1967 and subjected to a replicated inorganic N-P fertilization program . The 18 ponds were fertilized as follows in 1968 : 6 unfertilized controls, 6 low fertility ( .75 mg . P/1) and 6 high fert