| Table of contents Rev. investig. Altoandin. vol.21 no.2 Puno Apr./Jun. 2019 Original Article | | | | · Physical attributes and organic matter of oxisols in sugar cane production systems Navarro Vasquez, Miriam; Florida Rofner, Nelino; Navarro Vasquez, Llerme
| | | | · Impact of climate change on the performance of cañihua production (Chenopodium pallidicaule) in the Region - Puno Benique Olivera, Eusebio
| | | | · Effect of plant growth regulators in the in vitro multiplication and rooting of senecio calvus (asteraceae), high-andean medicinal plant, endemic to Peru Laguna-Ibarra, Yenilda; Cueva-López, Jhonny; Tamariz-Angeles, Carmen; Olivera-Gonzales, Percy
| | | | · Economic and sociopolitical determinants of socio-environmental conflicts in Peru Leon Mendoza, Juan Celestino
| | | Artigo de Revisão | | | | · Maca (lepidium meyenii walpers) andean functional food: bioactive, biochemical and biological activity Yábar Villanueva, Emilio; Reyes De La Cruz, Vilma
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