v.15, n.3, mar. 1980

Published: 2014-04-15

An example of operational research applied to agriculture

251-257
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16535
Rice in “Cerrado” soils with water deficiency, and its response to phosphorus

259-265
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16536
Age of sweet potato tubers, and quality of flour

267-274
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16561
Determination of leaf area in guarana tree. I. Composite leaves

275-277
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16562
Effects of fungicides for control of ‘sour' orange scab

279-281
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16563
Influence of soil cover on the field moisture regimes of two "cerrado" oxisols: LVE and LVA

283-295
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16566
Border effect in experimental plots of unirrigated rice

297-300
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16569
Planting spacing for the pineapple

301-304
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16571
Effects of depth of water on the behavior of lowland rice

305-310
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16572
Agronomic effectiveness of phosphates in "cerrado" soil

311-318
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16573
Development of the structure of podzolics and latosols derivate from granulite in humid zone

319-328
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16576
Calcium and magnesium balance in "cerrado" soils and corn development

329-333
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.18078
Interrelationship among mineral in soil, forage, and animal tissues 2. Copper and molybdenum

335-341
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.18091
Effect of levels and kinds of inoculant on soybean cultivated on a "cerrado" soil

343-347
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16578
Characterization and analysis of the drainage network and forms of relief in three soils

349-358
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16580
Phenologic studies of the pineapple, cv. 'pérola’

359-362
- PDF (Portuguese (Brazil))
DOI: https://doi.org/10.1590/S1678-3921.pab1980.v15.16581

v.15, n.3, mar. 1980

An example of operational research applied to agriculture

Rice in “Cerrado” soils with water deficiency, and its response to phosphorus

Age of sweet potato tubers, and quality of flour

Determination of leaf area in guarana tree. I. Composite leaves

Effects of fungicides for control of ‘sour' orange scab

Influence of soil cover on the field moisture regimes of two "cerrado" oxisols: LVE and LVA

Border effect in experimental plots of unirrigated rice

Planting spacing for the pineapple

Effects of depth of water on the behavior of lowland rice

Agronomic effectiveness of phosphates in "cerrado" soil

Development of the structure of podzolics and latosols derivate from granulite in humid zone

Calcium and magnesium balance in "cerrado" soils and corn development

Interrelationship among mineral in soil, forage, and animal tissues 2. Copper and molybdenum

Effect of levels and kinds of inoculant on soybean cultivated on a "cerrado" soil

Characterization and analysis of the drainage network and forms of relief in three soils

Phenologic studies of the pineapple, cv. 'pérola’

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