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Influence of nitrogen and zinc fertilization on the agronomic performance and on the crude protein and zinc concentration of IPB Var 1 corn variety
(1987)
The effects of zinc and nitrogen fertilization on the agronomic characteristics of corn; the relationship between nitrogen and zinc fertilization, and the uptake of nitrogen and zinc by the plant as indicated by the ...
The validity and reliability estimates of communication value orientation test
(1989)
The study sought to establish a relatively reliable and valid communication value orientation (CVO) test and build a theory using CVO as the focal point.
The study was conducted in two villages of Iloilo using a complete ...