Performance of cowpea at two differents planting season in sandy soil

Abstract Performance of cowpea ( Vigna unguiculata L.) in two different planting seasons sandy soil was affected by base fertilizer application. Significantly, has responds to organic fertilizers. These treatments allow growth better. This research consisted phases, following the season i.e., II/October 2020 March 2021 and I/April September 2021. The first aimed study effectiveness three types treatment, with nine replications. second done without additional that replicates (continued from planting). carried out at visitor-plot Central Kalimantan AIAT 2021and it arranged a randomized block design consisting 4 treatments, namely: (A) control/without fertilizer; (B) 5000 kg/ha goat manure; (C) cow (D) chicken manure. results showed (chicken manure) had higher yields both compared inorganic fertilizer.