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P. A. Garcia-Chevesich,S. L. Jones,J. M. Daniels,R. Valdés-Pineda,H. Venegas-Quiñones,R. Pizarro
Pág. 53 - 67
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G. MONTENEGRO, R. PIZARRO, G. AVILA, R. CASTRO, C. RIOS, O. MUÑOZ, F. BAS, M. GOMEZ
Pág. 161 - 174
Pollen grains present in the honeys, produced during the season 2001-2002, in hives of the IV Regionof Chile, were identified by microscopic analysis in order to determine their botanical origin. The frequencyof pollen grains allowed us to determine the ...
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H. URZUA, L. BARRALES, H. FAIGUENBAUM, M. GALVEZ, R. ORMAZABAL, R. PIZARRO
Pág. 57 - 60
In order to optimize nitrogen nutrition of green beans for agroindustrial use in the central zone of Chile,Rodríguez?s Reasonable Method (2001) was adapted. The parameters considered in this study are: nitrogendemand by plants (D), soil nitrogen supply (...
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H. Urzúa, J. M. Urzúa, R. Pizarro
Pág. 3 - 6
The growing enphasis in sustainable agriculture nitrogen fertilization using organic materials motivates the study of improved nitrogen availability in vetch (Vicia benghalensis) grown in alluvial soils of central Chile. With the aim of providing alterna...
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