CIÊNCIA E NATURA, V. 11, N. 11, 1989

View CIÊNCIA E NATURA, V. 11, N. 11, 1989

Published: 1989-12-11

Ciência e Natura - Expedient

i-vi
- PDF (Português (Brasil))

Bayesian models

07-20
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Mathematical transformation utilized in the graphic screen of an Apple Microcomputer

21-26
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Didatic reinforcement about trigonometry using microcomputer

27-36
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Fysico-Chemical equilibrium among minerals and groundwater

37-54
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Potenciometric studies of the adsorption of unsaturated alcohols on copper electrode in H2SO4 aqueous solutions

55-68
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Cyclohexiliden-bis (thioglycolic) acid as reagent for the UV-spectrophotometric determination of Pd2+ and Hg2+

69-76
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Effect of ammoniun bromide and chloride addition on the formation of micelles of cetyltrimethylammonium

77-82
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Potentializing effect of Cymbopogon citratus – Stapf on acetylcholine action in smooth muscle contration

83-92
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Effect of crude aqueous extract of Polygonum acre H.B.K. on the smooth muscle and their correlation with the chemical composition

93-100
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Yield wood determination for black, Acacia mearnsii De Wild

101-112
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Effects of shading on yield of Cabralea glaberrima Juss. under conditions of nursery

113-118
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Genus crenicichla of Central Region of RS: Crenicichla lepidota Heckel, 1840

119-127
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Ciência e Natura - Guidelines for Authors
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