Vol. 74 No. 2 (1990): Vol. 74, No. 2, April 1990
Vol. 74, No. 2, April 1990

Articles

Gerardo Ruiz-Sifre
95-102
Shade requirements of aglaonemas
PDF
Domingo Oramas, José Rodríguez, Angel L. González
103-110
Effect on yam (Dioscorea rotundata Poir) of soil spray and seed treatment with the nematicide-insecticide Oxamyl L, and soil treatments with Phenamiphos 15G
PDF
Fernando Oviedo, James S. Beaver, James R. Steadman
111-119
Pubescence on the lower surface of bean leaves
PDF
Niilo Virkki, Julia M. Sepúlveda
121-132
Chromosomes of the Puerto Rican "vaquita," Diaprepes abbreviatus (L.) (Curculionidae: Otiorrhynchinae: Phyllobiini)
PDF
Nelson Semidey, Luis Almodóvar, Elvin Caraballo
133-
Grass weed management in transplanted eggplant
PDF
Miguel A. Muñoz, Octavio Colberg, José A. Dumas
139-144
Chicken manure as an organic fertilizer
PDF
Antonio Vélez-Ramos, Nelson Semidey, Nilsa M. Acín-Díaz
145-152
Candidate herbicides to control itchgrass (Rottboellia exaltata) in sugarcane fields
PDF
Arístides M. Armstrong
153-166
Susceptibility of the diamondback moth, Plutella xylostella (L) (Lepidoptera; Yponomeutidae), to insecticide sprays on cabbage
PDF
Irma Cabrera, Carlos Cruz, Arístides M. Armstrong, Nelia Acosta
167-179
Sweet potato (Ipomoea batatas) cultivar susceptibility to the borer Cylas formicarius var. elegantulus
PDF
Horacio Ramírez, Teresita Rodríguez, Irvis Y. Pagán
Evaluation of six tomato (Lycopersicum esculentum) varieties for industrial tomato sauce preparation.
PDF
Guillermo Fornaris-Rullán, Rubén Guadalupe-Luna, Carmen Chao de Báez, Noemí Díaz
189-195
Influence of storage conditions and market temperature on shelf-life and quality of Keitt mango
PDF
Wilfredo Figueroa, Jesse Román
197-202
Parasitism of entomophilic nematodes on the sugarcane rootstalk borer, Diaprepes abbreviatus (L.) (Coleoptera:Curculionidae), larvae
PDF