Vol. 47 No. 3 (1963)

Published July 1, 1963

https://doi.org/10.46429/jaupr.v47i3

Vol. 47, No. 3, July 1963

Articles

J. Enrique Pérez

141-153

A Strain of Squash-Mosaic Virus and other Cucurbit Viruses Found in Puerto Rico, During 1958-62

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Niilo Virkki

154-163

High Chromosome Number and Giant Postreductional Sex Chromosomes in the Beetle Walterianella venusta Schaufuss (Chrysomelidae, Alticinae)

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Silverio Medina Gaud

164-168

A New Species of Heterothrips (Thysanoptera: Heterothripidae) from Puerto Rico

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José A. Arroyo-Aguilú, Joseph L. Evans, M. Wight Taylor

169-179

The Artificial-rumen Technique for Estimating the Nutritive Value of Forages

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José D. Rivera-Anaya, Carlos M. Berrocal

180-185

Evaluation of "Valsyn-Gel" in The Treatment of Chronic, Subclinical Mastitis

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Conrado F. Asenjo, Angela Cristina Díaz-Rivera, Eva Recio

186-192

Niacin in Puerto Rican Coffees

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Agripino Pérez López

193-200

Relation of Maturity to Some Fruit Characters of the West Indian Cherry

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George C. Jackson

201-204

Ascorbic Acid Content of Some Malpighia spp.

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George Samuels, Francisco González-Vélez

205-211

Influence of Nitrogen Sources and Time of Cutting on Yield and Protein Content of Napier (Merker) Grass

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F. Sánchez-Nieva

212-216

Application of the Shear Press to Determine The Degree of Maturity of Pigeonpeas

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Research Notes

Gilberto Rosado Carbó, José D. Rivera Anaya, Abdul R. Rahman, Ismael Carlo, Carlos M. Berrocal

217-217

EFFECT OF ESTROGEN IN THE ELIMINATION OF SEXUAL ODOR IN BOARS

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