Vol. 75 No. 1 (1991): Vol. 75, No. 1, January 1991 | The Journal of Agriculture of the University of Puerto Rico

Articles

Octavio Colberg, Alberto Beale

1-10

Four levels of nitrogen fertilization in two onion (Allium cepa) varieties

https://doi.org/10.46429/jaupr.v75i1.3542

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Félix M. Román, Alberto Beale, Héber Irizarry

11-18

Intercropping to control weeds in yam (Dioscorea rotundata) and sweet potato (Ipomoea batatas)

https://doi.org/10.46429/jaupr.v75i1.3543

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Lii-Chyuan Liu, Miguel Santiago-Córdova

19-23

Persistence of three herbicides in a drip-irrigated banana field

https://doi.org/10.46429/jaupr.v75i1.3544

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Humberto Vega-Mercado, Isabel Beauchamp de Caloni, Noemí Díaz, José R. Cruz

25-36

Blanching, shelf life and chemical and physical properties of intermediate moisture products from Red Spanish pineapple

https://doi.org/10.46429/jaupr.v75i1.3545

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Rubén Guadalupe-Luna, Isabel Beauchamp de Caloni, Carmen Chao de Báez

37-42

Degreening of Red Spanish pineapple after field heat removal

https://doi.org/10.46429/jaupr.v75i1.3546

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Henry Huertas-Díaz, Carmen L. Cacho, Luis Bernard

43-50

Fermentation of sugarcane juice and blackstrap molasses by Zymomonas mobilise

https://doi.org/10.46429/jaupr.v75i1.3547

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Heriberto Batiz

51-59

Indirect preparative-analytical gas chromatographic technique for mass spectrometric identification of rum composition

https://doi.org/10.46429/jaupr.v75i1.3548

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Rafael Ramos-Santana, José E. Rodríguez-Arroyo

61-66

Season production of 11 Panicum maximun cultivars harvested at a 45-day interval

https://doi.org/10.46429/jaupr.v75i1.3549

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Pedro Bendezú, Anne D. Frame, Regina Bendezú

67-72

Variations of ovarian position in Fasciola hepatica species found in cattle in Puerto Rico

https://doi.org/10.46429/jaupr.v75i1.3550

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Arístides M. Armstrong

73-79

Field evaluations of pigeon pea genotypes for resistance against pad borers

https://doi.org/10.46429/jaupr.v75i1.3551

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Domingo J. Carpintero, Jenaro Maldonado-Capriles

81-86

Contributions to the knowledge of American Ectrichodiinae III. The genus Cricetopareis Breddin, 1903 (Hemiptera: Reduviidae)

https://doi.org/10.46429/jaupr.v75i1.3552

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Research Notes

Agenol González, Miguel A. Santiago, Wanda I. Lugo, Héctor Lugo-Mercado, Alberto Beale, Nydia Rafols

87-88

EFECTO DE LA ROTACIÓN DE CULTIVOS EN LA PRODUCIÓN DE YAUTÍA

https://doi.org/10.46429/jaupr.v75i1.3553

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Reinaldo del Valle-González, Alberto Beale-Cosío

89-92

LACK OF RESPONSE OF PIGEON PEA (CAJANUS CAJAN L. HUTH) TO N AND K FERTILIZER ON A MOLLISOL OF PUERTO RICO'S SOUTHERN COASTAL PLAINS

https://doi.org/10.46429/jaupr.v75i1.3554

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Guillermo J. Fornaris, Elvin Caraballo, Isabel Beauchamp de Caloni

93-95

YIELD AND ACCEPTABILITY OF EIGHT FRESH MARKET TOMATO CULTIVARS

https://doi.org/10.46429/jaupr.v75i1.3555

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A. Cortés-Monllor

97-99

LEAF BLIGHT OF SYNGONIUM PODOPHYLLUM SCHOTT "WHITE BUTTERFLY" IN PUERTO RICO

https://doi.org/10.46429/jaupr.v75i1.3556

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Gustavo A. Martínez

101-104

THE EFFECT OF LIMING ON THE EXCHANGEABLE MAGNESIUM LEVELS OF TWO HIGHLY WEATHERED SOILS OF PUERTO RICO

https://doi.org/10.46429/jaupr.v75i1.3557

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Pedro E. Márquez-Méndez, Lucas N. Avilés-Rodríguez

105-106

ASPECTOS ECONÓMICOS DE LA INDUCCIÓN DE LA FLORACIÓN EN LA PIÑA CABEZONA EN LAJAS

https://doi.org/10.46429/jaupr.v75i1.3558

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Megh R. Goyal, Carmela Chao de Báez

107-109

ESTIMATION OF POTENTIAL EVAPOTRANSPIRATION WITH HARGREAVES-SAMANI MODEL AT VARIOUS LOCATIONS IN PUERTO RICO

https://doi.org/10.46429/jaupr.v75i1.3559

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