Vol. 48 No. 1 (1964)

Published January 1, 1964

https://doi.org/10.46429/jaupr.v48i1

Vol. 48, No. 1, January 1964

Articles

Abdul R. Rahman, J. Anziani, J. R. Cruz-Cay

1-12

Factors Affecting the Stability of Vitamin C in Tropical Fruit Juices and Nectars

https://doi.org/10.46429/jaupr.v48i1.12967

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Niilo Virkki

13-16

The Chromosomes of Chironja

https://doi.org/10.46429/jaupr.v48i1.12968

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E. Hernández-Medina

17-24

Magnesium an Important Nutrient in Pineapple Production in a Bayamón Sandy Clay

https://doi.org/10.46429/jaupr.v48i1.12969

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Jaime González Ibáñez

25-31

The Use of Preemergence Herbicides for Weed Control Around Young Coffee Seedlings

https://doi.org/10.46429/jaupr.v48i1.12970

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L. Calpouzos, C. Colberg, A. Riollano, C. Ramos, T. Theis

32-38

The Control of the Sigatoka Disease of Bananas by Oil-Spray Schedules Based on Rainfall Data

https://doi.org/10.46429/jaupr.v48i1.12971

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María del C. C. Fernández

39-48

Variation in the B-Carotene and Ascorbic Acid Contents of Lettuce and Carrots as Influenced by Seasonal Changes in Puerto Rico

https://doi.org/10.46429/jaupr.v48i1.12972

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M. Rico Ballester, G. Samuels, J. López García

49-54

Fertilizer Trials with Tomatoes and Cucumbers in Puerto Rico

https://doi.org/10.46429/jaupr.v48i1.12973

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H. Azzam, G. Samuels

55-59

Yields of Tomatoes As Influenced By Application of Filter-Press Cake and Starter Solutions

https://doi.org/10.46429/jaupr.v48i1.12974

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George C. Jackson, Josefina Rivera Núñez

60-62

Identification of Silica Present in the Giant-Reed (Arundo donax L.)

https://doi.org/10.46429/jaupr.v48i1.12975

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Ismael Carlo, C. L. Arcelay

63-65

Studies on Early Weaning of Pigs

https://doi.org/10.46429/jaupr.v48i1.12976

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Research Notes

José Adsuar

66-66

PRESENCE OF TOMATO AUCUBA-MOSAIC VIRUS IN PUERTO RICO

https://doi.org/10.46429/jaupr.v48i1.12977

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Silverio Medina Gaud

67-67

A GENUS AND TWO SPECIES OF INSECTS NEW FOR PUERTO RICO

https://doi.org/10.46429/jaupr.v48i1.12978

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Silverio Medina Gaud

68

TWO NEW MITES REPORTED FROM PUERTO RICO

https://doi.org/10.46429/jaupr.v48i1.12979

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