Vol. 82 No. 2 (2021): July to December

Original articles/ Agricultural and Biological Sciences

Combining ability of the maize (Zea mays L.) variety PMD-638

Julián Chura Chuquija, Gilberto García Pando , Ricardo Sevilla Panizo

180-187
- PDF (Spanish)
Importance of soil chemical characterization of green areas using univariate statistics and Spearman correlation analysis at the Universidad Peruana Unión

Jhon Cesar Quispecuro-Huaman, Diana Rocio Angel Rivas, Milda Amparo Cruz-Huaranga

188-197
- PDF (Spanish)
Effects of cypionate and estradiol benzoate in cross breed heifers on pregnancy rate

Hjalmar Vera Alava, Rodolfo Pedroso Sosa, Gustavo Hidalgo Bravo

198-205
- PDF (Spanish)
Cycle and biological parameters of Clitostethus arcuatus (Coleoptera: Coccinellidae), whitefly predator, Siphoninus phillyreae, under laboratory conditions

Julissa M. Churata Salcedo, Juan G. Mamani Mamani

206-218
- PDF (Spanish)
The hygienic behaviour of Apis mellifera related to the level of infestation of Varroa destructor

Paco, A, A. Martos, Víctor López, Julián Chura

219-226
- PDF (Spanish)
Influence of color plastic mulch and thermal blanket in watermelon cv. 'Santa Amelia' (Citrullus lanatus Thunb.)

Luis F. Solis-Rosas Diaz

227-236
- PDF (Spanish)
Effects of irrigation regimes on the yield and water use of squash (Cucurbita pepo L.) under field conditions

José Alexander Gil-Marín, María Ximena Cordova-Rodriguez , Nelson Montaño-Mata

237-250
- PDF (Spanish)
Elaboration of a powdered anchovy protein hydrolyzate (Engraulis ringens)

David Roldán A., JR Omote-Sibina, Andrés Molleda O.

251-261
- PDF (Spanish)
Masculinization of Nile tilapia fry (Oreochromis niloticus) with the aromatase inhibitor letrozole

Elsa Vega Galarza, Nieves Sandoval Chaupe, Beatriz Elena Angeles Escobar

262-278
- PDF (Spanish)
Risk in agriculture: the case of the potato (Solanum tuberosum) in Ayacucho and Lima

Raquel Gómez Oscorima, Ramón Diez Matallana, María Anderson-Seminario, Pether López García

279-287
- PDF (Spanish)
Effect of coffee fermented with bioproduct on seed germination and seedling development

Yusdel Ferrás Negrín, Carlos Bustamante González, Maykelis Díaz Solares, Ciro Sánchez Esmori

288-295
- PDF (Spanish)
Enzymatic activity of avocado (persea americana) var. Fuerte during refrigerated storage

Jhoselyn Liñan-Pérez, Gustavo Puma-Isuiza

296-302
- PDF (Spanish)
Evaluation of the viability of sedes of sacha inchi Plukenetia volubilis L. preserved at 4° C

Fredesvinda Carrillo, Ana Laura Rucabado

303-311
- PDF (Spanish)
Effect of enzymatic supplementation in productive parameters of guinea pigs of (Synthetic Line P 0.625)

Ferggie Bernaola Rodriguez, Lilia Chauca Francia, Fernando Orrego Vásquez

312-317
- PDF (Spanish)

Original articles/ Business, Management and Accounting

Alternative methods in presence of violation of assumptions in factorial experiment designs

Aldo Richard Meza Rodríguez

318-335
- PDF (Spanish)

Original articles / Environmental Science

Removal of cadmium and lead from a mining effluent in Ticapampa- Recuay, Ancash using Serratia marcescens M8a-2T dry biomass

Antori Alegre Quijano, Susana M. Gutiérrez Moreno

336-345
- PDF (Spanish)

Vol. 82 No. 2 (2021): July to December

Original articles/ Agricultural and Biological Sciences

Combining ability of the maize (Zea mays L.) variety PMD-638

Importance of soil chemical characterization of green areas using univariate statistics and Spearman correlation analysis at the Universidad Peruana Unión

Effects of cypionate and estradiol benzoate in cross breed heifers on pregnancy rate

Cycle and biological parameters of Clitostethus arcuatus (Coleoptera: Coccinellidae), whitefly predator, Siphoninus phillyreae, under laboratory conditions

The hygienic behaviour of Apis mellifera related to the level of infestation of Varroa destructor

Influence of color plastic mulch and thermal blanket in watermelon cv. 'Santa Amelia' (Citrullus lanatus Thunb.)

Effects of irrigation regimes on the yield and water use of squash (Cucurbita pepo L.) under field conditions

Elaboration of a powdered anchovy protein hydrolyzate (Engraulis ringens)

Masculinization of Nile tilapia fry (Oreochromis niloticus) with the aromatase inhibitor letrozole

Risk in agriculture: the case of the potato (Solanum tuberosum) in Ayacucho and Lima

Effect of coffee fermented with bioproduct on seed germination and seedling development

Enzymatic activity of avocado (persea americana) var. Fuerte during refrigerated storage

Evaluation of the viability of sedes of sacha inchi Plukenetia volubilis L. preserved at 4° C

Effect of enzymatic supplementation in productive parameters of guinea pigs of (Synthetic Line P 0.625)

Original articles/ Business, Management and Accounting

Alternative methods in presence of violation of assumptions in factorial experiment designs

Original articles / Environmental Science

Removal of cadmium and lead from a mining effluent in Ticapampa- Recuay, Ancash using Serratia marcescens M8a-2T dry biomass

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