Buscar
Itens para a visualização no momento 1-10 of 16
Regime de irrigação e densidades de frutos na produção do melão hidropônico
(Universidade Federal de Santa Maria, 2005-02-03)
One of the factors that influence loss in productivity of melon crop is the inadequate irrigation system. Intervals between irrigations is one importante case determined,
especially in hidroponic systens. Two experiments ...
Deficiência de ferro em grápia: efeito da adubação fosfatada e potássica
(Universidade Federal de Santa Maria, 2005-04-28)
Previous studies done with grápia (Apuleia leiocarpa (Vog.) Macbride) showed that the increase in the P fertilization induced visual symptoms of Fe-deficiency in the younger leaves. At cellular level, potassium may contribute ...
Influência da população de plantas, doses de nitrogênio e controle de doenças na produção e qualidade de grãos e sementes de arroz irrigado
(Universidade Federal de Santa Maria, 2005-04-26)
The objective of this study was to evaluate the effect of plant densities, nitrogen levels and foliar diseases control on grain yield and seed quality of irrigated rice. An experiment was conducted in Santa Maria RS ...
Modelagem do desenvolvimento da batata (solanum tuberosum l.) à campo
(Universidade Federal de Santa Maria, 2005-01-14)
Potato (Solanum tuberosum L.), Solanaceae, native of Cordilheira dos Andes, South America, is the fourth food crop worldwide, being only overcome by wheat, rice and corn. Potato production in Brazil is concentrated in the ...
Germinação in vitro de sementes e morfogênese de porongo (Lagenaria siceraria (Mol.) Standl.) e mogango(Cucurbita pepo L.)
(Universidade Federal de Santa Maria, 2005-03-04)
The establishment and germination in vitro can supply a high amount of explants to develop morphogenesis protocols necessary for flowering induction in vitro, haploid and double-haploid plant production, clonal propagation, ...
Variação de alguns elementos micrometeorológicos no dossel de plantas de batata
(Universidade Federal de Santa Maria, 2005-02-28)
Potato (Solanum tuberosum) crop has many cultivation problems such as pests and the diseases, that settle down in the plants if the environmental donditions are favorable. The more important meteorological elements for ...
Avaliação da qualidade fisiológica e sanitária de sementes de abóbora variedade menina brasileira
(Universidade Federal de Santa Maria, 2005-02-04)
Knowing the importance of to evaluate the physiological and health quality of the seeds, this present work objectived to determine the exposition period of the seeds at shortest temperature in the cold test and the temperature ...
Qualidade de sementes de arroz irrigado submetidas a diferentes temperaturas na secagem estacionária
(Universidade Federal de Santa Maria, 2005-06-28)
Obtain rice seeds with high quality are necessary to make the harvest close to physiologic maturity, when the seeds showed high moisture. Then, drying process is considered necessary, nevertheless the drying temperatures ...
Fenologia e qualidade de carthamus tinctorius l. em diferentes populações e épocas de cultivo
(Universidade Federal de Santa Maria, 2005-02-11)
This work had as objectives to test different populations of the culture of cartamo, regarding the behavior of the fenology, the characteristics of the stem, the cycle and the behavior of the border plants at two cultivation ...
Controle de ferrugem asiática (Phakopsora pachyrhizi Sidow) na cultura da soja
(Universidade Federal de Santa Maria, 2005-04-29)
The Asian Soybean Rust (Phakopsora pachyrhizi Sidow), was recently found in Brazil. The disease has caused serious yield reduction. The lack of knowledge about many aspects of this disease, experiments were run out in order ...