BPH
Natuurwetenschappelijk tijdschrift voor Nederlandsch-Indië. Batavia. Vols. 101-102, 1941-46. Natuurw. Tijdschr. Ned.-Indië. Preceded by: Natuurkundig tijdschrift voor Nederlandsch-Indië. Batavia, [etc.]. Superseded by: Chronica naturae. Batavia. HI 57125
Natuurwetenschapplijk tijdschrift. Antwerp. Vols. 2(8-12), 3-?, 1920-?? Natuurw. Tijdschr., Antwerp. Preceded by: Tijdschrift van den Wetenschappelijken Kring van Antwerpen. Antwerp. ULS 4-2938-2. ISSN 0770-1748 HI 57124
Natuurwereld. [Vols. and dates not ascertained.] Natuurwereld. HI 57126
Nauchi trudove, Vissh Lesotekhnicheski Institut, SofiySeriya ozelenyavane. Sofia. Vol. 16+, 1968+. Nauchi Trudove Vissh Lesotekhn. Inst. Sofiya, Ser. Ozelen. Preceded, in part, by: Nauchi trudove, Vissh Lesotekhnicheski Institut, Sofiya. HI 68449
Nauchi trudove, Vissh Lesotekhnicheski Institut, Sofiya. Sofia. Vol. 3+, 1954+. Nauchi Trudove Vissh Lesotekhn. Inst. Sofiya. Preceded by: Nauchni trudove, Lesotekhnicheski Fakultet, Selskostopanska Akademiya, Sofiya. HI 68448
Nauchnaya BibliotekOtdel biologicheskii. St. Petersburg. 1907-11. Nauchn. Bibliot., Otd. Biol. HI 68438
Nauchnoe Obozrěnie. Ezheneděl’nyi Nauchnyi Zhurnal. [V. V. Bitner, ed.] St. Petersburg. 1911-12. Nauchn. Obozr. (Bitner). ULS 4-2938-3. HI 68454
Nauchnye trudy po ohrane prirody. Tartu. Vol. 1+, 1978+. Nauchn. Trudy Ohr. Prir. HI 75255
Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” Sofia. Vols. 1-12, 1952-63. Nauchni Trudove Agron. Fak. Vissh Selskost. Inst. “George Dimitrov.” Superseded by: Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” Seriya traini nasazhdeniya i rastitelna zashtita; Seriya rastenievudstvo. HI 68439
Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” Seriya gradinarstvo, lozarstvo i rastitelnazashchita. Sofia. Vol. 14+, 1965+. Nauchni Trudove Agron. Fak. Vissh Selskost. Inst. “George Dimitrov”, Ser. Gradinarstvo, Loz. Rastitelnaz. Preceded by: Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” Seriya traini nasazhdeniya i rastitelna zashtita. HI 68440
Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” Seriya rastenievudstvo. Sofia. Vols. 13-24, 1964-73. Nauchni Trudove Agron. Fak. Vissh Selskost. Inst. “George Dimitrov”, Ser. Rasteniev. Preceded by: Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” HI 68442
Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” Seriya traini nasazhdeniya i rastitelna zashtita. Sofia. Vol. 13, 1964. Nauchni Trudove Agron. Fak. Vissh Selskost. Inst. “George Dimitrov”, Ser. Traini Nasazhd. Rastiteln. Zashtita. Preceded by: Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” Superseded by: Nauchni trudove, Agronomicheski Fakultet, Vissh Selskostopanski Institut “Georgi Dimitrov.” Seriya gradinarstvo, lozarstvo i rastitelnazashchita. HI 68441
Nauchni trudove, Lesotekhnicheski Fakultet, Selskostopanska Akademiya, Sofiya. Sofia. Vols. 1-2, 1952-53. Nauchni Trudove Lesotekhn. Fak. Selskost. Akad. Sofiya. Superseded by: Nauchi trudove, Vissh Lesotekhnicheski Institut, Sofiya. HI 68444
Nauchni trudove, Nauchno-Izsledovatelski Institut za Zashtita na Rasteniyata. Sofia. Vols. 1-3, 1958-60. Nauchni Trudove Nauchni-Izsl. Inst. Zasht. Rast. Superseded by: Izvestiya na Tsentralniya Nauchno-Izsledovatelski Institut za Zashtita na Rasteniyata. HI 68446
Nauchni trudove, Vissh Pedagogicheski Institut “Paisii Khilendarski.” Matematika, fizika, khimiya, biologiya. Plovdiv. Vols. 1-9, 1964-71. Nauchni Trudove Pedagog. Inst. “Paisii Khilendarski,” Mat. Fiz. Khim. Biol. Preceded by: Trudove, Vissh Pedagogicheskiii Institut. Plovdiv. Superseded by: Nauchni trudove na Plovdivski Universitet “Paisi@ Khilendarski.” Matematika, fizika, khimiya, biologiya. HI 68450
Nauchni trudove na Plovdivski Universitet “Paisi@ Khilendarski.” Matematika, fizika, khimiya, biologiya. Plovdiv. Vol. 10+, 1972+. Nauchni Trudove Plovdivski Univ. “Paisi@ Khilendarski,” Mat. Fiz. Khim. Biol. Preceded by: Nauchni trudove, Vissh Pedagogicheski Institut “Paisi@ Khilendarski.” HI 68447
Nauchni trudove, Vissh Selskostopanski Institut “Vasil Kolarov.” Plovdiv. Vol. 1+, 1952+. Nauchni Trudove Selskost. Inst. “Vasil Kolarov HI 68451
Nauchno-tekhnicheskii byulleten', Sibirskii Nauchno-Issledovatel'skii Institut Rastenievodstva i Selektsii. Vol. ?-5/6+, ?-1978+. Nauchno-Tekhn. Byull. Sibirsk. Nauchno-Issl. Inst. Rasteniev. Selekts. HI 68452
Nauchno-tekhnicheskii byulleten' Vsesoyuznogo Ordena Lenina i Ordena Druzhby Narodov Nauchno-Issledovatelstvo Instituta Rastenievodstva im. N. I. Vavilova. Leningrad. No. 127+, 198?+. Nauchno-Tekhn. Byull. Vsesoyuzn. Ordena Lenina Ordena Druzhby Narodov Nauchno-Issl. Inst. Rasteniev. N. I. Vavilova. Preceded by: Byulleten Vsesoyuznogo Instituta Rastenievodstva. HI 68453
Nauchnye chteniya pamyati Mikhaila Grigor'evicha Popova. Irkutsk. Vol. 1/2+, 1956/57+. Nauchnye Chteniya Pamyati Mikhaila Grigor'evicha Popova. HI 68455
Nauchnye doklady vysshei shkoly. Biologicheskie nauki. Moscow. Vol. 1+, 1958+. Nauchnye Dokl. Vysshei Shkoly Biol. Nauki. HI 68456
Nauchnye osnovy okhrany prirody. Moscow. No. 1+, 1971+. Nauchnye Osnovy Okhr. Prir. HI 68457
Nauchnye soobshcheniya Instituta Biologii Morya. Vladivostok Vols. 2-4, 1971-79. Nauchnye Soobshch. Inst. Biol. Morya. Preceded by: Referaty nauchnykh rabot Instituta Biologii Morya. HI 68458
Nauchnye trudy aspirantov, Odes'kyi Sil's'kohospodars'kyi Instytut. Rastenievodstvo. Vol. 1+, 1967+. Nauchnye Trudy Aspir. Odes'k. Sil'sk'ohosp. Inst. Rasteniev. HI 68459
Nauchnye trudy, Gosudarstvennyi Ordena Trudovogo Krasnogo Znameni Nikitskii Botanicheskii Sad. Moscow. Vol. 38, 1967. Nauchnye Trudy Gosud. Ordena Trudov. Krasn. Znam. Nikitsk. Bot. Sad. Preceded by: Sbornik nauchnykh trudov, Gosudarstvennyi Ordena Trudovogo Krasnogo Znameni Nikitskii Botanicheskii Sad. Superseded by: Trudy Gosudarstvennogo Nikitskogo Botanicheskogo Sada. HI 68460