Quick guide for fertilizing transplanted rice in Ilocos

Quick guide for fertilizing transplanted rice in Ilocos Norte (straw removed) Early growth Active tillering Panicle initiation Heading Harvest Early maturing variety Medium early maturing variety Medium maturing variety -20 -10 0 10 20 30 40 50 60 70 80 90 100 DAT -20 -10 0 10 20 30 40 50 60 70 80 90 100 Fertilizer application scheme (bags/ha) 1 cavan = 50 kg Yield target (based on total fresh weight from the thresher) Days after transplanting (DAT) Step Growth no. stage Step Early 1 growth Step Active 2 tillering Step Panicle 3 initiation Early maturing Medium early maturing Medium maturing 0 – 14 23 – 27 33 – 37 24 – 28 35 – 39 28 – 32 43 – 47 110 DAT Fertilizer source 150 -170 cavans/ha 80 -100 100 -125 125 -150 cavans/ha Option #1 Option #2 14 -14 -14 (with S) 2 bags 3 bags 4 bags 5 bags Urea (46 -0 -0) 1 bag 1. 5 bags 2 bags Urea (46 -0 -0) 1 bag 1. 5 bags 2. 5 bags 1. 5 bags MOP (0 -0 -60) 0. 5 bag 17 -0 -17 (with S) This ‘quick guide’ is applicable for rice fields with: • Sufficient supply of water to avoid drought • An average level of soil fertility • Use of seedlings less than 23 days old • No input of nutrient through deposition of sediment from flooding • No use of organic materials other than rice stubble 2 bags For fields with other conditions, use ‘Nutrient Manager for Rice’ to develop a field-specific guideline. Consult the local DA office, Phil. Rice, ATI, Office of the Provincial Agriculturist (OPAg), and MAO in your municipality about use of the ‘Nutrient Manager for Rice’. This is a joint undertaking of DA, Phil. Rice, OPAg, and IRRI Version 1. 0 July 2009 ARTHUR C. YAP Secretary

Panarasan a wanwan para ti panagabono ti mairaep a pagay dita Ilocos Norte (garami a naikkat) Nasapa a panagdakkel Itataud ti dawa Aktibo a panaggipi Panagdawa Apit Nasapa a maapit Kalalainganna ti kasapana a maapit Kalalainganna ti kabayagna a maapit -20 -10 0 10 20 30 40 50 60 70 80 90 100 AKP -20 -10 0 10 20 30 40 50 60 70 80 90 100 Wagas a panagaplikar ti abono (sako/ektaria) 1 a kaban = 50 a kilos Patta-patta a maapit (maibasar iti dagup a kadagsen ti kasaksaksakna nga irik) Aldaw kalpasan ti panagraep (AKP) Tukad ti Bilang ti addang panagdakkel 1 2 3 Kalalai. Nasapa a nganna ti maapit kasapana kabayagna a maapit Nasapa a panagdakkel 0 – 14 Aktibo a panaggipi 23 – 27 Itataud ti dawa 33 – 37 0 – 14 24 – 28 35 – 39 110 AKP 0 – 14 28 – 32 43 – 47 Pagtaudan ti abono 14 -14 -14 (addaan ti S) 80 -100 a kabanes/ ektaria 100 -125 a kabanes/ ektaria 150 -170 a kabanes/ 125 -150 a ektaria kabanes/ ektaria Opsyon #1 Opsyon #2 2 sako 3 sako 4 sako 5 sako Urea (46 -0 -0) 1 sako 1. 5 sako 2 sako Urea (46 -0 -0) 1 sako 1. 5 sako 2. 5 sako 1. 5 sako MOP (0 -0 -60) 0. 5 sako 17 -0 -17 (addaan ti S) Daytoy a panarasan a wanwan ket maiyaplikar kadagiti pagtatalonan nga: • Makaanay a kaadu ti danum tapno malapdan ti tikag • Kalalainganna a kabaknang ti daga • Panagaramat i bunubon a naub-ubing ngem 23 nga aldaw • Awan mainayon a taraon manipud ti luneng kalpasan ti layos • Awan maaramat nga organiko malaksid ti garami wenno nabatbati a paset ti pagay 2 sako Para kadagiti pagtatalonan a sabali ti kasasaadna, agaramat ti ‘Nutrient Manager for Rice’ tapno mapaadda ti maitutop nga alagaden. Makiauman ti local nga opisina ti DA, Phil. Rice, ATI, Office of the Provincial Agriculturist (OPAg), ken MAO iti iliyo maipanggep ti panagaramat ti ‘Nutrient Manager for Rice’. Daytoy proyekto ket pinagkakaduan ti DA, Phil. Rice, OPAg, ken IRRI Bersyon 1. 0 Hulyo 2009 ARTHUR C. YAP Secretary