Results 91 to 100 of about 495,547 (178)

Mineral sands in Asia and the Pacific [PDF]

open access: yes, 1985
The Mineral Resources Section of ESCAP in re[1]viewing industry data noted that minerals such as rutile, ilmenite, zircon and monazite were experiencing a strong demand and increasing prices especially during 1985.
UN.ESCAP   +1 more
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Alimentación, nutrición y coronavirus [PDF]

open access: yes, 2020
III Congreso de Alimentación, Nutrición y Dietética.
Marcos, Ascensión   +4 more
core   +1 more source

Academic Year 1921 [PDF]

open access: yes, 1921
Yearbook for Mineral Wells High School in Mineral Wells, Texas includes photos of and information about the school, student body, teachers, and ...
Mineral Wells High School (Mineral Wells, Tex.)
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Mineral information layer of Oregon by county [PDF]

open access: yes, 1993
This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.Mode of access: Internet from the Oregon Government ...

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Basil (Ocimum basilicum L.) growth analysis in response to nitrogen concentration

open access: yesTropical and Subtropical Agroecosystems
Background: Basil (Ocimum basilicum L.) is an aromatic and medicinal plant that can be grown in greenhouses due to its economic importance and demand in national and international markets, while nitrogen is an essential nutrient for plants and the most ...
Cid Aguilar-Carpio   +5 more
doaj   +1 more source

The global, regional, and national burden attributable to low bone mineral density, 1990–2020: an analysis of a modifiable risk factor from the Global Burden of Disease Study 2021 [PDF]

open access: yes
BACKGROUND: Fractures related to osteoporosis and low bone mineral density lead to substantial morbidity, mortality, and cost to individuals and health systems.
GBD 2021 Low Bone Mineral Density Collaborators
core   +1 more source

PARTICIPACIÓN DEL NITRÓGENO DE LOS ABONOS VERDES EN LA NUTRICIÓN NITROGENADA DEL MAÍZ (Zea mays L.) CULTIVADO SOBRE SUELO FERRALÍTICO ROJO

open access: yesCultivos Tropicales, 2002
El presente trabajo se realizó con el objetivo de estudiar la eficiencia del nitrógeno incorporado con los abonos verdes, utilizados como precedente en el cultivo del maíz en un suelo Ferralítico Rojo de La Habana.
Gloria M. Martín, R. Rivera
doaj  

Academic Year 1953 [PDF]

open access: yes, 1953
Yearbook for Mineral Wells High School in Mineral Wells, Texas includes photos of and information about the school, student body, teachers, and ...
Mineral Wells High School (Mineral Wells, Tex.)
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IX Simposio Ibérico sobre Nutrición Mineral de las Plantas [PDF]

open access: yes, 2003
Del 10 al 13 de Septiembre de 2002 se celebró el IX Simposio Ibérico sobre Nutrición Mineral de las Plantas en el Campus de Aula Dei de Zaragoza. El Simposio se realizó bajo los auspicios de la Sociedad Española de Fisiología Vegetal, el Consejo ...
Abadía Bayona, Javier
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