Resultados de búsqueda

1

Effects of N and P fertilizers on common bean (Phaseolus vulgaris L.) grown in P- fixing Nicaraguan Mollic andosol

Effects of N and P fertilizers on common bean (Phaseolus vulgaris L.) grown in P- fixing Nicaraguan Mollic andosol

por Izquierdo, Martha
Publicado 1991

Tesis Libro

2

Organic materials as fertilizers : report of an expert consultation held in rome, 2-6 december 1974

Organic materials as fertilizers : report of an expert consultation held in rome, 2-6 december 1974

por Singh, A.
Publicado 1978

Libro

3

Methodologies for screening : soil-improving legumes

Methodologies for screening : soil-improving legumes

por Sarrantonio, M.
Publicado 1991

Libro

4

Managing nitrogen for groundwater quality and farm profitability: Proceedings of a Symposium sponsored by Divisin A-5 of the American Society of Agronomy; S-1, S-3, S-4, S-6, and S-8 of the Soil Science Society of America; and Division C-3 and C-5 of the Crop Science Society of America, Anaheim, CA, 1988

Managing nitrogen for groundwater quality and farm profitability: Proceedings of a Symposium sponsored by Divisin A-5 of the American Society of Agronomy; S-1, S-3, S-4, S-6, and S...

por Follet, R.F.
Publicado 1991

Libro

5

Application of nitrogen-fixing systems in soil improvement and management

Application of nitrogen-fixing systems in soil improvement and management

por Hamdi, Y.A.
Publicado 1982

Libro

6

Soil fertility and fertilizers

Soil fertility and fertilizers

por Tisdale, S.L.
Publicado 1993

Libro