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Mostrando ítems 31-40 de 231
Malhas de sombreamento fotoseletivas no crescimento e produção de alface hidropônico
(Universidade Federal de Santa MariaBRAgronomiaUFSMPrograma de Pós-Graduação em Agronomia - Agricultura e Ambiente, 2013-01-16)
The quality of light can alter morphogenesis of plants through a series of processes mediated by light receptors, the use of nets with different spectral characteristics in the cultivation of certain vegetable crops has ...
Formas de alumínio em solo submetido a diferentes manejos e rotações de culturas
(Universidade Federal de Santa MariaBRAgronomiaUFSMPrograma de Pós-Graduação em Ciência do Solo, 2012-09-28)
The use of different tillage systems and winter crop plants over a long period of time on a clayed and naturally acid soil can promote changes in the forms of aluminum present in the soil, reducing the possibility of its ...
A high-resolution assessment of climate change impact on water footprints of cereal production in India
(Nature Publishing Group, 2021)
Reducing uncertainty and bias in acoustic biomass estimations of southern blue whiting (Micromesistius australis) in the southeastern Pacific: transducer motion effects upon acoustic attenuationReduciendo el sesgo e incertidumbre de las estimaciones hidroacústicas de biomasa de merluza de tres aletas (Micromesistius australis) en el Pacífico suroriental: efectos del movimiento del transductor sobre la atenuación acústica
(Pontificia Universidad Católica de Valparaíso, 2017)
THE SEASONAL CYCLE OP INSECT ABUNDANCE IN PUERTO RICAN CANE FIELDSTítulo en español.
(University of Puerto Rico Mayagüez Campus Agricultural Experiment Station, 1943)
Early development and nutrition of cover crop species as affected by soil compaction
(Marcel Dekker Inc, 2003-01-01)
A good cover crop should have a vigorous early development and a high potential for nutrient uptake that can be made available to the next crop. In tropical areas with relatively dry winters drought tolerance is also very ...
Phytoplankton composition, dominance and abundance as indicators of environmental compartmentalization in Jurumirim Reservoir (Paranapanema River), Sao Paulo, Brazil
(2000-07-25)
Patterns in the spatial and temporal composition, dominance and abundance of the phytoplankton community of the Jurumirim Reservoir (Brazil) were studied during one year at ten different sampling stations. The main ...
Dinâmica do fósforo em solo muito argiloso sob diferentes preparos de solo e culturas de inverno
(Universidade Federal de Santa MariaBRAgronomiaUFSMPrograma de Pós-Graduação em Ciência do Solo, 2011-02-28)
The cultivation of plants with different skills of acquisition and absorption of phosphorus (P) under different tillage systems for a long period of time can alter the cycling and distribution of P forms in soil. The aim ...