Fa'avasegaga ma le fa'aogaina o Fertilizers
(I) Fa'asusu Fa'asu'u Fa'asusu
1. Gaosiga Fa'agasologa
O fetilaisa fa'asusu fa'asusu e fa'avasegaina i ituaiga e lua: tu'aiga fa'afefiloi matutu ma fa'afefiloi vai. O fetilaisa fa'asusu malō e fai si faigofie ona gaosia. Muamua, o mea eseese mata e nutimomoia, ona fua saʻo lea e tusa ai ma le fua faʻatatau e faʻaaoga ai se fua faʻatatau, tuʻu i totonu o se tane faʻafefiloi, faʻafefete tutusa, ma saʻo mita ma afifi ina ia maua ai le oloa maeʻa.
2. Gaosiga ma Fa'afefiloi Tekonolosi Manaoga
(1) Mea Manaomia: Solu atoatoa, solo vave, ma leai se toega.
(2) Tulaga Manaoga: Leai se tali ammonia, leai se gaosiga o le carbon dioxide.
(3) Su'e Ituaiga Su'e: Fa'asala i gauze 2-3 taimi.
(4) Ituaiga Malosi Anti-caking: Faʻaopoopo mea faʻapipiʻi faʻapipiʻi ma surfactants e puipuia ai le pipii.
(5) Fautuaga Fuafua: Faʻaopoopoina o le Sodium Nitrophenolates (Atonik) (poʻo le DA-6) e mafai ona faʻaleleia le faʻaogaina o fetilaisa, saoasaoa o gaioiga, faʻafefe i le taimi o le vevela maualalo, faʻalauteleina le aʻa, lau, ma le tuputupu aʻe o fugalaau, ma faʻateleina fua. Ole fua masani ole 8-15 kalama ile mu (pe tusa ole 0.067 hectares). O le tuʻufaʻatasia ma le Sodium 1-Naphthyl Acetic Acid ma le Indole-3-Butyric Acid o le a faʻaleleia ai le aʻafiaga.

(II) Fa'aogaina o Fertilizer Suavai
1. Fugala'au Su'u:
(1) Mea Manaoga: Lelei solubility, leai se toega.
(2) Tulaga Manaoga: Leai se tali ammonia, leai se gaosiga o le carbon dioxide.
(3) Gaosiga Fa'agasologa: Fa'avevela ma fa'apalapala mea mata → fa'aopoopo le fa'asalalau → fetuutuuna'i o le acidity → fa'amama → fa'aopoopo le antisaisa → fa'aopoopo le mafiafia (polyacrylamide) → fa'atumu.
(4) Fautuaga Fuafuaga: Faʻaopoopoina o le Sodium Nitrophenolates (Atonik) (poʻo le DA-6) e mafai ona faʻaleleia le faʻaogaina o le fetilaisa, saoasaoa o gaioiga, faʻafefe i le taimi o le vevela maualalo, faʻalauteleina le aʻa, lau, ma le tuputupu aʻe o fugalaau, ma faʻateleina fua. Ole fua masani ole 8-15 kalama ile mu.
2. Su'u Fertilizer:
Mea Manaomia: Malamalama, tutusa le suavai, leai se palapala.
(1) Mea Manaoga: Lelei solubility, leai se toega. (2) Tulaga Manaoga: Leai se tali ammonia, leai se gaosiga o le carbon dioxide, e puipuia ai le fula.
(3) Gaosiga Fa'agasologa: Fa'avevela ma fa'amavae meafaitino → fa'aopoopo le fa'asalalauina → fetuutuuna'i o le acidity → fa'amama → fa'aopoopo le antisaisa → fa'aopoopo le pigmenti → fa'aopoopo le aofa'i talafeagai o le acid-ma alkali-resistant thickener → fa'atumu.
(4) Fautuaga Fuafua: Faʻaopoopoina le Sodium Nitrophenolates (Atonik) (poʻo le DA-6) e mafai ona faʻaleleia le faʻaogaina o le fetilaisa, saoasaoa o gaioiga, faʻafefe i le taimi o le maualalo o le vevela, faʻalauteleina le aʻa, lau, ma le tuputupu aʻe o fugalaau, ma faʻateleina fua. Ole fua masani ole 8-15 kalama ile mu (pe tusa ole 0.067 hectares).

(III) Fertilizer Malosi o le Pata mo le Fa'aaogaina o le Sua
1. Gaosiga ma Fa'aputugā Manaoga Fa'ainisinia
(1) Mea Manaoga: Lelei solubility, leai se toega.
(2) Tulaga Manaoga: Leai se tali ammonia, leai se gaosiga o le carbon dioxide.
(3) Gaosiga Fa'agasologa: Fa'amamago mea mata → mita ma fa'afefiloi → tu'imomomo/granulation → fa'afefiloi toniga → sui fa'ato'a-caking → fa'apipi'i fa'atele.
(4) Anti-caking: Faʻaopoopo mea faʻapipiʻi faʻapipiʻi ma surfactants e puipuia ai le pipii.
(5) Fautuaga faʻatulagaina: Faʻaopoopoina o le Sodium Nitrophenolates (Atonik) (poʻo le DA-6) e mafai ona faʻaleleia le faʻaogaina o fetilaisa, saoasaoa o le gaioiga, ma le faʻaogaina i le taimi o le maualalo o le vevela, faʻalauteleina le aʻa, lau, ma le atinaʻeina o fugalaau, ma faʻavaveina le faʻalauteleina o fualaau aina. Ole fua masani ole 8-15 kalama ile mu (pe tusa ole 0.067 hectares).
1. Gaosiga Fa'agasologa
O fetilaisa fa'asusu fa'asusu e fa'avasegaina i ituaiga e lua: tu'aiga fa'afefiloi matutu ma fa'afefiloi vai. O fetilaisa fa'asusu malō e fai si faigofie ona gaosia. Muamua, o mea eseese mata e nutimomoia, ona fua saʻo lea e tusa ai ma le fua faʻatatau e faʻaaoga ai se fua faʻatatau, tuʻu i totonu o se tane faʻafefiloi, faʻafefete tutusa, ma saʻo mita ma afifi ina ia maua ai le oloa maeʻa.
2. Gaosiga ma Fa'afefiloi Tekonolosi Manaoga
(1) Mea Manaomia: Solu atoatoa, solo vave, ma leai se toega.
(2) Tulaga Manaoga: Leai se tali ammonia, leai se gaosiga o le carbon dioxide.
(3) Su'e Ituaiga Su'e: Fa'asala i gauze 2-3 taimi.
(4) Ituaiga Malosi Anti-caking: Faʻaopoopo mea faʻapipiʻi faʻapipiʻi ma surfactants e puipuia ai le pipii.
(5) Fautuaga Fuafua: Faʻaopoopoina o le Sodium Nitrophenolates (Atonik) (poʻo le DA-6) e mafai ona faʻaleleia le faʻaogaina o fetilaisa, saoasaoa o gaioiga, faʻafefe i le taimi o le vevela maualalo, faʻalauteleina le aʻa, lau, ma le tuputupu aʻe o fugalaau, ma faʻateleina fua. Ole fua masani ole 8-15 kalama ile mu (pe tusa ole 0.067 hectares). O le tuʻufaʻatasia ma le Sodium 1-Naphthyl Acetic Acid ma le Indole-3-Butyric Acid o le a faʻaleleia ai le aʻafiaga.

(II) Fa'aogaina o Fertilizer Suavai
1. Fugala'au Su'u:
(1) Mea Manaoga: Lelei solubility, leai se toega.
(2) Tulaga Manaoga: Leai se tali ammonia, leai se gaosiga o le carbon dioxide.
(3) Gaosiga Fa'agasologa: Fa'avevela ma fa'apalapala mea mata → fa'aopoopo le fa'asalalau → fetuutuuna'i o le acidity → fa'amama → fa'aopoopo le antisaisa → fa'aopoopo le mafiafia (polyacrylamide) → fa'atumu.
(4) Fautuaga Fuafuaga: Faʻaopoopoina o le Sodium Nitrophenolates (Atonik) (poʻo le DA-6) e mafai ona faʻaleleia le faʻaogaina o le fetilaisa, saoasaoa o gaioiga, faʻafefe i le taimi o le vevela maualalo, faʻalauteleina le aʻa, lau, ma le tuputupu aʻe o fugalaau, ma faʻateleina fua. Ole fua masani ole 8-15 kalama ile mu.
2. Su'u Fertilizer:
Mea Manaomia: Malamalama, tutusa le suavai, leai se palapala.
(1) Mea Manaoga: Lelei solubility, leai se toega. (2) Tulaga Manaoga: Leai se tali ammonia, leai se gaosiga o le carbon dioxide, e puipuia ai le fula.
(3) Gaosiga Fa'agasologa: Fa'avevela ma fa'amavae meafaitino → fa'aopoopo le fa'asalalauina → fetuutuuna'i o le acidity → fa'amama → fa'aopoopo le antisaisa → fa'aopoopo le pigmenti → fa'aopoopo le aofa'i talafeagai o le acid-ma alkali-resistant thickener → fa'atumu.
(4) Fautuaga Fuafua: Faʻaopoopoina le Sodium Nitrophenolates (Atonik) (poʻo le DA-6) e mafai ona faʻaleleia le faʻaogaina o le fetilaisa, saoasaoa o gaioiga, faʻafefe i le taimi o le maualalo o le vevela, faʻalauteleina le aʻa, lau, ma le tuputupu aʻe o fugalaau, ma faʻateleina fua. Ole fua masani ole 8-15 kalama ile mu (pe tusa ole 0.067 hectares).

(III) Fertilizer Malosi o le Pata mo le Fa'aaogaina o le Sua
1. Gaosiga ma Fa'aputugā Manaoga Fa'ainisinia
(1) Mea Manaoga: Lelei solubility, leai se toega.
(2) Tulaga Manaoga: Leai se tali ammonia, leai se gaosiga o le carbon dioxide.
(3) Gaosiga Fa'agasologa: Fa'amamago mea mata → mita ma fa'afefiloi → tu'imomomo/granulation → fa'afefiloi toniga → sui fa'ato'a-caking → fa'apipi'i fa'atele.
(4) Anti-caking: Faʻaopoopo mea faʻapipiʻi faʻapipiʻi ma surfactants e puipuia ai le pipii.
(5) Fautuaga faʻatulagaina: Faʻaopoopoina o le Sodium Nitrophenolates (Atonik) (poʻo le DA-6) e mafai ona faʻaleleia le faʻaogaina o fetilaisa, saoasaoa o le gaioiga, ma le faʻaogaina i le taimi o le maualalo o le vevela, faʻalauteleina le aʻa, lau, ma le atinaʻeina o fugalaau, ma faʻavaveina le faʻalauteleina o fualaau aina. Ole fua masani ole 8-15 kalama ile mu (pe tusa ole 0.067 hectares).