Vol. 36 No. 1 (2009)

View Vol. 36 No. 1 (2009)

Published: 2009-04-30

ESSAYS

Sustainable Agriculture: Unifying Concepts

Juan Gastó, Leonardo Vera, Lorena Vieli, René Montalba

5-26
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REVIEW ARTICLES

Controlled release formulations of herbicides based on micro-encapsulation

Fátima Sopeña, Celia Maqueda, Esmeralda Morillo

27-42
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RESEARCH PAPER

Estimation of soil erosionability in the stream basin of Pillahuinco Grande, Buenos Aires province, Argentina

Fernanda J. Gaspari, Alfonso M. Rodríguez Vagaría, Gabriela E. Senisterra

43-52
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Estimation of leaf area in pecan cultivars (Carya illinoinensis)

Silvana Irene Torri, Carla Descalzi, Enrique Frusso

53-58
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Power demand of flail mower during field demolition of pineapple fields

Jorge S. Pérez de Corcho Fuentes, Francesco Garbati Pegna, Ciro Iglesias Coronel, Francisco García Reina, Paolo Spugnoli

59-68
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Effect of rainfall regimes on seed production and quality of Avena barbata

Alfredo Olivares, Myrna Johnston, Carolina Calderón

69-76
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Genetic divergence of parents and F2 segregation in grain amaranths

Ram Milan Pandey

77-84
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Early individual growth of Eucryphia cordifolia and Laurelia sempervirens planted under different competition conditions in south-central Chile

Daniel Uteau, Pablo J. Donoso

85-96
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Adoption of cleaner production practices by dairy farmers in southern Chile

Laura Nahuelhual, María A. Engler, Bernardo Carrillo

97-106
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RESEARCH NOTES

New raw material for activated carbon. I. Methylene blue adsorption on activated carbon prepared from Khaya senegalensis fruits

Turoti Muyiwa, Odike Ocholi, Peter A. Egwaikhide, Turoti Muyiwa, Emmanuel E. Akporhonor

107-114
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Importance of potato late blight in Argentina, and the effect of fungicide treatments on yield increments over twenty years

Jorge D. Mantecón

115-122
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Discrete observations of the Helix aspersa land snails spatial distribution in an outdoor system

Olga González, Gladys Pérez Camargo, Macarena Membiela, Diana Frezza, Norberto Bartoloni, Carlos Vieites

123-130
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