1-24 of 88 Books

Ecological Aspects Of Nitrogen Metabolism In Plants
By Christopher D. Todd

Nitrogen turnover in the soil-crop system
By P. de Willigen
Nitrogen Fluxes in Intensive Grassland Systems
Nitrogen Fluxes in Intensive Grassland Systems
By G. C. Ennik

Effects of manganese and manganese-nitrogen applications on growth and nutrition of Douglas-fir seedlings
By M. A. Radwan

Ten-year results of fertilizing grand fir, western hemlock, western larch, and Douglas-fir with nitrogen in northern Idaho
By Russell T. Graham
Progress in nitrogen cycling studies
Progress in nitrogen cycling studies
By Nitrogen Workshop (8th 1994 University of Ghent)

Fundamental, ecological, and agricultural aspects of nitrogen metabolism in higher plants
By H. Lambers,J. J. Neeteson

Nitric oxide in plant physiology
By Shamsul Hayat

Nitrogen in terrestrial ecosystems
By Carl Olof Tamm
Nitrogen efficiency in agricultural soils
Nitrogen efficiency in agricultural soils
By Seminar on Nitrogen Efficiency in Agricultural Soils and the Efficient Use of Fertilizer Nitrogen (1987 Edinburgh, Scotland)

Enhancing the efficiency of nitrogen utilization in plants
By Sham S. Goyal,Amarjit S. Basra
Mineral nitrogen in the plant-soil system
Mineral nitrogen in the plant-soil system
By R. J. Haynes

Soil and crop interrelations of various nitrogenous fertilizers
By M. F. Morgan

Chemical investigations of the tobacco plant
By Hubert Bradford Vickery

Efficient use of nitrogen on crop land in the Northeast
By Allen V. Barker

Quantifying and understanding plant nitrogen uptake systems modeling
By Liwang Ma,Lajpat R. Ahuja,Tom Bruulsema
Seasonal recovery of chlorotic needles in Scotch pine, by Jerry K. Jones
Seasonal recovery of chlorotic needles in Scotch pine, by Jerry K. Jones
By Jerry K. Jones

Effects of different sources of fertilizer nitrogen on growth and nutrition of western hemlock seedlings
By M. A. Radwan
Stickstoff-Düngungseinflüsse von Intensiv-Grünland auf Streu- und Moorwiesen
Stickstoff-Düngungseinflüsse von Intensiv-Grünland auf Streu- und Moorwiesen
By Karin Christine Boller-Elmer
Wpływ składu botanicznego, terminów użytkowania i nawożenia azotowego na plony oraz na zawartość białka i karotenów w poplonach ozimych
Wpływ składu botanicznego, terminów użytkowania i nawożenia azotowego na plony oraz na zawartość białka i karotenów w poplonach ozimych
By Wincenty Balcerek
Nitrogen in Indian agriculture, 1961-70
Nitrogen in Indian agriculture, 1961-70
By European Nitrogen Service Programme.
Nitrogen recycling in the Chowan River
Nitrogen recycling in the Chowan River
By Donald W. Stanley
Eutrophication in coastal waters: nitrogen as a controlling factor
Eutrophication in coastal waters: nitrogen as a controlling factor
By University of California (System). Institute of Marine Resources.