Вот что входит в каждый приход (название по прежнему по эстонски, а в скобках - немецкий аналог):
(County - уезд, Parish - приход, manor - усадьба, поместье, мыза-?)
Название мызы - Лаустрарфель - скорее всего немецкое (feld - поле), наиболее похожее название в списке выделила красным цветом
Kambja Parish     Kambja church manor (Pastorat
     Kamby) 
      Haaslava (Haselau) knight manor
      Hilja (Hiljamois) support manor of
     Haaslava manor
      Kaarli or Puugi (Karlsberg) semi-manor
     Kammeri (Duckershof) knight manor
     Kodijärve (Gothensee) knight manor
      Krüüdneri (Krüdnershof) knight manor
      Maaritsa (Neu-Rewold) support manor of
     Vana-Prangli manor
      Maidla (Maydellshof) support manor of Suure-Kambja manor
      Raanitsa (Neuhof) knight manor
      Reola (Rewold) knight manor
     Suure-Kambja (Groß-Kamby) knight manor
      Uhti (Ucht) support manor of Reola manor
     Vana-Kuuste (Alt-Kusthof) knight manor
      Vana-Prangli or Prangli (Alt-Wrangelshof) knight manor
     Vastse-Kambja (Neu-Kamby) knight manor
      Vastse-Prangli (Neu-Wrangelshof) knight manor
     Veskimõisa (Mühlenhof) knight manor
Kodavere Parish  Kodavere church manor (Pastorat
     Koddafer)
     Alatskivi (Allatzkiwwi) knight manor
      Halliku (Hallick) knight manor
     Kadrina (Hohensee) knight manor
     Kokora (Kockora) knight manor
     Pala (Palla) knight manor
      Ranna (Tellerhof) knight manor
Kursi Parish  Kursi church manor (Pastorat Talkhof)
      Härjanurme (Herjanorm) knight manor
     Laeva (Laiwa) knight manor
     Puurmani (Schloß Talkhof) knight manor
     Saduküla (Saddoküll) town manor
Laiuse Parish     Laiuse church manor (Pastorat Lais)
     Jõgeva (Laisholm) knight manor
      Kaave (Kawa) support manor
     of Kurista manor
      Kivijärve (Kibbijerw) knight manor
      Kurista (Kurrista) knight manor
      Kärde (Kardis) knight manor
      Laiuse (Schloß Lais) state manor
      Leedi (Ledis) knight manor
      Mõra (Morra) knight manor
      Pakaste (Pakkast) support manor of Jõgeva manor
      Reastvere (Restfer) knight manor
      Ripuka (Rippoka) knight manor
      Rääbise (Repshof) knight manor
      Tirma (Tirmast) support manor of Vaimastvere manor
      Tähkvere or Laius-Tähkvere (Flemmingshof) state manor
      Vaimastvere (Waimastfer) knight manor
Maarja-Magdaleena Parish   Maarja-Magdaleena church manor
     (Pastorat St. Marien-Magdalenen)
      Alajõe (Alajöe) support manor of Vara manor
      Jõe (Jaegel) knight manor
      Kaarli (Karlsberg) support manor of
     Vara manor
      Kaiavere (Kayafer) knight manor
     Kudina (Kudding) knight manor
      Kuusiku (Kunsika) support manor of
     Vara manor
     Saare (Saarenhof) knight manor
      Vanamõisa or Saare-Vanamõisa (Althof)
     support manor of Saare manor
      Vara (Warrol) knight manor
      Ätte (Aette) support manor of Vara manor
Nõo Parish    Nõo church manor (Pastorat Nüggen)
     Aru (Arrohof) knight manor
      Keeri (Kehrimois) knight manor
      Luke (Lugden) knight manor
     Meeri (Meyershof) knight manor
      Pangodi (Spankau) state manor
     Tähtvere (Techlefer) knight manor
      Unipiha (Unnipicht) knight manor
      Vana-Nõo (Alt-Nüggen) state manor
      Vastse-Nõo (Neu-Nüggen) knight manor
Otepää Parish  Otepää church manor (Pastorat Odenpäh)
      Arula (Arrol) knight manor
      Ilmjärve (Ilmjärw) state manor
      Kastolatsi (Kastolatz) state manor
      Neeruti (Megel) knight manor
      Nüpli (Knippelshof) state manor
     Palupera (Palloper) knight manor
      Pilkuse (Bremenhof) knight manor
      Päidla (Samhof) knight manor
     Pühajärve (Heiligensee, Wollust) knight manor
      Vana-Otepää (Schloß Odenpäh) state manor
      Vidrike (Friedrichshof) knight manor
Palamuse Parish    Palamuse church manor (Pastorat
     St. Bartholomäi)
      Imukvere (Immofer) knight manor
      Kassinurme (Kassinorm) knight manor
      Kaarepere (Kersel) knight manor
     Kuremaa (Jensel) knight manor
     Luua (Ludenhof) knight manor
      Roela (Rojel) knight manor
      Soomevere (Sommefer) support manor of
     Kuremaa manor
      Võikvere (Woitfer) support manor of
     Kuremaa manor
Puhja Parish   Puhja church manor (Pastorat Kawelecht)
      Kavilda (Kawelecht) state manor
      Pala or Palumõisa (Pallamois)
     support manor of Väike-Konguta manor
     Suure-Konguta (Schloß Kongota, 
     Groß-Kongota) knight manor
      Suure-Ulila or Ulila (Ullila) knight manor
     Teedla (Thetlia) knight manor
     Väike-Konguta (Klein-Kongota) knight manor
      Väike-Ulila (Uhlfeld) state manor
Rannu Parish   Rannu church manor (Pastorat Randen)
      Aruselja (Arrosilla) support manor
     of Tamme manor
     Rannu (Schloß Randen) knight manor
      Tamme (Tammenhof) state manor
     Valguta (Walguta) knight manor
Rõngu Parish   Rõngu church manor (Pastorat Ringen)
     Aakre (Ayakar) knight manor
     Hellenurme (Hellenorm) knight manor
     Rõngu or Suure-Rõngu (Schloß Ringen)
     knight manor
      Soontaga (Sontack) knight manor
     Uderna (Uddern) knight manor
      Uue-Kirepi (Neu-Kirrumpäh)
     support manor of Vana-Kirepi manor
     Vana-Kirepi (Alt-Kirrumpäh) knight manor
      Väike-Rõngu (Klein-Ringen) state manor
Sangaste Parish   Sangaste church manor (Pastorat Theal)
      Iigaste (Igast) knight manor
     Keeni (Könhof) knight manor
     Kuigatsi (Löwenhof) knight manor
      Laatre (Fölk) knight manor
     Lota (Charlottenthal) knight manor
      Pringi (Brinkenhof) knight manor
     Puka or Vana-Puka (Bockenhof,
     Alt-Bockenhof) knight manor
     Restu (Rösthof) knight manor
     Sangaste (Schloß Sagnitz) knight manor
      Tõlliste (Teilitz) knight manor
      Uniküla (Unniküll) knight manor
      Uue-Puka (Neu-Bockenhof) support manor of Puka manor
      Vaalu (Wahlenhof) knight manor
      Vastse-Tõlliste (Neu-Teilitz) support manor of Tõlliste manor
Tartu-Maarja Parish   Tartu-Maarja church manor (Pastorat
     Dorpat-St. Marien)
      Haage (Haakhof) church manor
      Haava (Hawa) support manor of Vesneri manor
     Jaama (Jama) town manor
     Ilmatsalu (Ilmazahl) knight manor
      Kaarli (Karlsberg) support manor of
     Tammistu manor
      Kabina (Kabbina) knight manor
     Karlova (Karlowa) knight manor
     Kavastu (Kawast) knight manor
      Lemmatsi (Ruhenthal) semi-manor, previous
     support manor of Karlova manor
     Luunja (Lunia) knight manor
     Maarjamõisa (Marienhof) state manor
      Maramaa (Marrama) knight manor
     Piiskopi (Bischofshof) state manor
      Pilka (Pilken) knight manor
      Põvvatu (Pöwwato) support manor of Luunja manor
     Raadi (Rathshof) knight manor
     Ropka (Ropkoy) knight manor
      Räni (Renningshof) knight manor
      Sirgu (Sirgo) support manor of Luunja manor
     Taabri (Anrepshof) state manor
     Tammistu (Tammist) knight manor
      Tordi (Tordi) support manor of Taabri manor
      Vahi (Franzenhütte) semi-manor
      Vanamõisa or Luunja-Vanamõisa (Wannamois) support manor of 
     Luunja manor 
      Vasula (Wassula) knight manor
      Veibri (Timmofer) state manor
     Vesneri (Wesslershof) knight manor
     Vorbuse (Forbushof) knight manor
     Ülenurme (Uellenorm) knight manor
Torma Parish   Torma church manor (Pastorat
     Torma)
      Avinurme (Awwinorm) state manor
      Kõnnu (Kondo) knight manor
      Lilastvere (
Lillastfer) support manor of
     Torma manor
      Rahuoru (Friedenthal) support manor
     of Torma manor
     Tarakvere (Terrastfer) knight manor
     Torma (Torma) knight manor
     Tõikvere (Toikfer) knight manor
      Vaiatu (Somel) knight manor
      Vanamõisa (Alt-Padefest) support manor of Torma manor
     Võtikvere (Wottigfer) support manor of Tähkvere manor
Võnnu Parish     Võnnu church manor (Pastorat
     Wenden)
     Ahja (Aya) knight manor
     Issaku (Issako) support manor of
     Kurista manor
      Kaagvere (Kawershof) knight manor
      Kiidjärve (Kiddijerw) knight manor
     Kriimani (Brinkenhof) knight manor
     Kurista (Kurrista) knight manor
      Kõnnu (Aya-Kondo) support manor of
     Rasina manor
      Leevi (Lewiküll) support manor of
     Vastse-Kuuste manor
      Lootvina (Lothwen, Alt-Lothwen) support manor of
     Vastse-Kuuste manor
     Mäksa (Mäxhof) knight manor
      Poka (Heidohof) knight manor
     Rasina (Rasin) knight manor
     Sarakuste (Sarrakus) knight manor
     Uue-Kastre (Kaster) knight manor
      Vana-Kastre (Altenturm) support manor of Kaagvere manor
      Vastse-Kuuste (Neu-Kusthof) knight manor
Äksi Parish     Äksi church manor (Pastorat Ecks) 
     Elistvere (Ellistfer) knight manor
      Kärevere (Kerrafer) knight manor
     Kärkna (Falkenau) state manor
     Kukulinna (Kuckulin) knight manor
      Mäe (Maehof, Marienhof) knight manor
     Saadjärve (Sadjerw) knight manor
     Sootaga (Sotaga) town manor
      Tabivere or Voldi (Tabbifer) knight manor
     Vedu (Fehtenhof) knight manor
     Visusti (Wissust) knight manor
Не исключено, что вот здесь 
http://www.ra.ee/dgs/explorer....2e96df60e9 на сайте 
http://www.ra.ee/dgs/explorer.php найдется информация о рождении Вашего предка (К сожалению, у меня возникли непредвиденные проблемы, не могу попасть сейчас на сайт SAAGA и посмотреть метрическую запись о рождении Вашего Peter Ado в 1779 году)