Vol. 52 No. 4 (1968): Vol. 52, No. 4, October 1968
Vol. 52, No. 4, October 1968

Articles

L. C. Liu, H. Cibes Viadé
269-280
Influence of Soil Properties on the Phytotoxicity of Atrazine, Ametryne, Prometryne, and Diuron in Puerto Rican Soils
https://doi.org/10.46429/jaupr.v52i4.11486
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Modesto Capiel, Aurelio Sierra Bracero
281-294
Yield and Quality of Irrigated Tobacco Under Subhumid Conditions
https://doi.org/10.46429/jaupr.v52i4.11487
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Alex G. Alexander
295-310
Growth, Enzyme and Sugar Responses of Immature Sugarcane to Foliar Treatment with 6-Azauracil and Gibberellic Acid
https://doi.org/10.46429/jaupr.v52i4.11488
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Alex G. Alexander
311-322
In Vitro Effects of Silicon on the Action Patterns of Sugarcane Acid Invertase
https://doi.org/10.46429/jaupr.v52i4.11489
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F. Sánchez Nieva, I. Hernández, G. Colom Covas, R. Guadalupe Luna, N. Díaz, C. B. Viñas
323-338
A Comparative Study of Some Characteristics of Two Plantain Cultivars Which Affect Yields and Product Quality
https://doi.org/10.46429/jaupr.v52i4.11490
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Servando Silva, Fernando Abruña, José Vicente Chandler
339-342
Effect of Picking Frequency on Yields and Quality of Intensively Managed Coffee
https://doi.org/10.46429/jaupr.v52i4.11491
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M. A. Lugo López, Raúl Pérez Escolar
343-350
Functional Relationships Between the Content of Particles Smaller than 0.05 mm. and 0.002 mm. in Size, and the Plasticity Index of Soils
https://doi.org/10.46429/jaupr.v52i4.11492
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Carmen Albizu de Santiago
351-355
Chromosome number in Cephalocoema vittata (Proscopiidae, Orthoptera)
https://doi.org/10.46429/jaupr.v52i4.11493
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Rubén Caro Costas, Elvin Boneta, Servando Silva
356-361
Effect of Various Cultural Practices on Yields of Yams in Puerto Rico
https://doi.org/10.46429/jaupr.v52i4.11494
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