Disk Harrow
Mostrando 13-16 de 16 artigos, teses e dissertações.
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13. Produtividade e rentabilidade de brócolis de inflorescência única em sistema plantio direto / Yield and profitability of no-till Broccoli
The main objective of this work was to evaluate the yield and profitability of no-till broccoli. During summer, an experiment was held at the experimental field in the National Vegetables Research Center- Embrapa Hortaliças/CNPH. The experimental design was of randomized blocks with a split-plot design and three replicates. Each cover crop pearl millet (Pen
Publicado em: 2008
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14. Load support capacity of a latosol cultivated with coffee plantation under associated methods of weed control / Capacidade suporte de carga de um latossolo submetido a mÃtodos associados de controle de plantas daninhas em cafeeiros.
The control of weeds plants in the coffee plantation can be made through chemical and mechanical methods, which could promote alterations in the soil structure. The objectives of this study were: a) to develop bearing capacity models, for a Yellow Red Latosol cultivated with coffee, as a function of the associated methods of weed control, preconsolidation pr
Publicado em: 2006
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15. MÃtodos de Controle de Plantas Daninhas na Cultura do Cafeeiro e seus Efeitos na AgregaÃÃo e em FraÃÃes da MatÃria OrgÃnica do Solo / Weed Control Methods in Coffee (Coffea arÃbica L.) And Yours Effects On Soil Aggregation and Soil Organic Matter Fractions.
The coffee crop expansion in Latosol occur with high invest in varieties, fertilization, irrigation and control of insects and plant diseases. The weeds in coffee crop should be control for to avoid production loss and make easier the crop management. This work aimed to study the effect of weed control methods in coffee on soil aggregation and also on soil o
Publicado em: 2005
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16. Otimização do desempenho de uma maquina de preparo minimo de solo
This work tried to improve the performance of a mimimun tillage machine prototype (MPM). Different tine rake angles and the working depths of frontal tines were evaluated. It was also . a goal to determine the differences between the performance of the machine prototype and the conventional systen. which used one pass of a disk plough two passes of a light d
Publicado em: 1991