Four experiments were carried out with broiler chicks from day-old to three or
four weeks of age to assess the effects of nitrates and nitrites from calcium,
potassium, and sodium salts in the drinking water of broiler ...
The influence of nitrate availability and irradiance on phytoplankton natural fluorescence was investigated in laboratory cultures of the marine diatom Thalassiosira weissflogii (Bacillariophyceae). Two cultures of phyto ...
Oregon State University. Extension Service.; Adams, H. P. (Holyoke Purinton), 1922-; Peterson, K. J.; Adams, Frank William(Corvallis, Or. : Extension Service, Oregon State University, 1966)
Oregon State University. Extension Service.; Ewalt, H. P.; Peterson, K. J.; Adams, Frank William(Corvallis, Or. : Extension Service, Oregon State University, 1966-07)