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List of research and applied [App.] publications on ecology factors for crop cultivation

(Last update: June 2007)

 

124.  [App.] Tonev, T.K. & L. Shtereva. 2006. Reaction to water stress in (winter) wheat and corn, cultivated as long-term continuous crop, Nat. Conf. Sept. 12, 2006, Sofia, Book of reports, 86-90 [In Bulg. // 2 fig. // Orgiginal title: Reakcija na woden stres na pshenitsa i tsarevitsa, otglezhdani kato monokultura].

122.  Tonev, T.K. 2006. Agronomy characteristics of high yielding sunflower crop (Resume of Research for Habilitation), Res. Commun. of U.S.B. branch Dobrich, Vol. 8 (Electronic version) [In Engl. // 26 ref.] – full text on-line.

121.  Tonev, T.K. 2006. Risk of wintering and effect of mineral fertilization on winter oilseed rape under the conditions of Norh-East Bulgaria, Plant Breeding and Seed Science (Poland), 53: 95-105 [In Engl. // 5 tabl., 1 fig., 20 ref.] – on-line abstract.

120.  [App.] Tonev, T.K. 2006. Climatic risk for cultivation of winter rape in NorthEast Bulgaria, The New Farmer, No. 393/06.06.2006, p. 5 & p. 7; No. 394/13.06.2006, p. 5 & p. 7. [In Bulg. // Original title: Klimatichen risk pri otglezhdane na zimna rapitsa v Severoiztochna B’lgaria]

112.  Tonev, T.K. 2005. Agronomy characteristics of high productive crop of sunflower, Dissertation for habilitation, Dobrich, 305 p. [In Bulg. // 86 tabl., 38 fig., 327 ref. // Original title: Agronomicheska harakteristika na visoko produktivniya posev ot sl’nchogled].

108.  Kirchev, H., T.K. Tonev & Zh. Terziev. 2005. The triticale varieties responding to extremal growing conditions in Dobroudja, Sci. Works ot Agricultural University in Plovdiv, Vol. L, No. 1: 51-58 [In Bulg., abs. in Engl. // 2 tabl., 3 fig., 9 ref. // Original title: Reaktsii na sortove tritikale pri ekstremalni uslovija na otglezhdane v Dobrudzha].

107.  Tonev, T.K. & I.I. Iliev. 2005. Snow cover and yield in winter wheat and corn distribution in protected by forest belts field, Balkan Sci. Conf. "Breeding and cultural practices of the crops", June, 2, 2005, Karnobat, Bulgaria, 380-384. [In Bulg., abs. in Engl. // 3 tabl., 3 fig., 6 ref. // Original title: Razpredelenie na slezhnata pokrivka i na dobiva ot pshenitsa i tsarevitsa v zashtiteno ot pojasi pole].

100.  Kasimov, I. & T. Tonev. 2004. Influence of previous crop and mineral fertilization on the productivity of new winter wheat varieties under the extreme conditions for sowing, wintering and spring vegetation during 2002/03, Res. Commun. of U.S.B. branch Dobrich, vol. 6: 78-84. [In Bulg., abs. in Engl. // 4 tabl., 1 fig., 3 ref. // Original title: Vlijanie na predshestvenika i mineralnoto torene v'rhu produktivnostta na novi sortove pshenitsa pri ekstremalnite uslovija z seitba, prezimuvane i proletna vegetacija prez 2002/03 g.]. – on-line abstract

98.  Tonev, TK, I. Stoeva & M. Atanasova. 2003. Yield and quality performance in ecologically cultivated winter wheat under the conditions of expremal wintering, Sci. Conf. "Contemporary Technologies - 03", Bourgas Free University, Oct. 16-17, 2003, Bourgas, 252-259 [In Bulg., abs. in Engl. // 4 tabl., 4 fig., 16 ref. // Original title: Dobiv i kachestvo pri ekologichno otglezhdane na pshenitsa i pri ekstremalni uslovija za prezimuvane].

94.  Tonev, T. 2002. Influence of the protective forest belts on the yield of field crops, National working shop on the problems of the forest belts, June, 20-21, 2002, Dobrich, 92-98 [In Bulg. // 9 tabl., 2 fig., 19 ref. // Original title: Vliyanie na polezashtitnite gorski poyasi v'rhu dobivite ot zemedelskite kulturi].

90.  Tonev, T. 2002. The protective forest belts in Dobroudja region and their influence for the agrarian production, In: Science, Environment and Sustainable Developmen (Nauka, okolna sreda i ustoychivo razvitie), SUB Veliko Tarnovo, 297-301 [In Bulg. // 12 ref. // Original title: Polezashtitnite gorski poyasi v Dobroudja i znachenieto im za agrarnoto proizvodstvo].

83.  Tonev, T.K. 2001. Special features and role of crop rotation in the ecological farm: Review, Nauchni s’obshtenia na SUB kl. Dobrich (Res. Commun. of USB branch Dobrich), 3: 53-59 [In Bulg., abs. in Engl. // 6 tabl., 12 ref. // Original title: Otlichitelni osobenosti i rolja na seitbooborota v ekologichnata ferma: Obzor].

77.  Tonev, T. & T. Kostadinov. 2000. Linear trend in agroclimatic characteristics of plain Dobroudja region; II. Precipitation, air humidity, natural water supply, Nauchni s’obshtenia na SUB kl. Dobrich (Res. Commun. of USB branch Dobrich), 2: 22-27. [In Bulg., abs. in Engl. // 3 tabl., 3 fig., 6 ref. // Original title: Linejni izmenenia v agroklimatichnata charakteristika na ravninna Dobrudja; II. Valeji, vlajnost na v’zduha, vlagoobezpechenost].

76.  Tonev, T. & T. Kostadinov. 2000. Linear trend in agroclimatic characteristics of plain Dobroudja region; I. Air temperature and vegetation periods, Nauchni s’obshtenia na SUB kl. Dobrich (Res. Commun. of USB branch Dobrich), 2: 16-21. [In Bulg., abs. in Engl. // 2 tabl., 2 fig., 5 ref. // Original title: Linejni izmenenia v agroklimatichnata charakteristika na ravninna Dobrudja; I. Temperatura na v’zduha i vegetacionni periodi].

62.  Tonev, T. & P. Penchev. 1998. Study on spring sowing of winter barley under the conditions of risky wintering in Dobroudja, Short Commun. of 5th Congress of ESA, 28 June - 2 July, 1998, Nitra, Slovak Rep., 1: 69-70. [In Engl. // 1 tabl., 1 fig., 3 ref.].

58.  Tonev, T. & M. Stoyanova. 1997. The influence of the distance from the northern and southern forest belts on the yield and quality of two dry bean cultivars, Proc. Of 1st Balkan Symp. On Vegetables and Potatoes, July, 4-7, 1996, Belgrade, Yugoslavia, Acta Hort., (462) v. 2: 793-799. [In Engl. // 2 tabl., 2 fig., 12 ref.].

44.  Tonev, T., V. Encheva & I. Iliev. 1996. Reduction in leaf area in sunflower due to infection of Phomopsis helianthi Mint.-Cuel et al., Proc. Of the XXVI ESNA/IUR Ann. Meeting, Sept., 12-16, 1996, Buesteni, Romania, 114-118. [In Engl. // 2 tabl., 1 fig., 12 ref.].

43.  Tonev, T. & V. Nikolova. 1996. Influence of the agroecological conditions on seed oil content and fatty acid composition in the oil of sunflower, Pochvoznanie, agrochimia i ekologia (Soil Sci., Agrochemistry and Ecology), 31 (part III): 165-167. [In Bulg., abs. in Engl. // 3 tabl., 14 ref. // Original title: Vliyanie na agroekologichnite usloviya v’rhu maslenostta na semenata i mastnokiselinniya s’stav na sl’nchogledovoto maslo].

37.  [App.] Tonev, T. 1995. Agronomy valuation of South Dobroudja region, Seminar “Conservation of the nature in the step zones, and sustainable agriculture in South Dobroudja”, Bulgarian/Swiss Program for Conservation of Biological Diversity, Oct., 26-29, 1995, Balchik. [In Bulg. // Original title: Agronomicheska otsenka za rayona na Yujna Dobrudja].

28.  Stamboliev, M., D. Georgiev, K. Tsvetanova & T. Tonev. 1995. Effect of some agrotechnical and agroclimatic factors on the characteristics of beans cultivated on carbonate chernozem, Rasteniev’dni nauki (Plant Sviences), 32 (5): 65-67. [In Bulg., abs. in Russ., Engl. // 1 tabl., 15 ref. // Original title: Vliyanie na nyakoi agroklimatichni i agritechnicheski faktori v’rhu technologichnite kachestva na fasula, otglejdan na karbonaten chernozem].

26.  Tonev, T., M. Nankova & M. Stoyanova. 1995. Effect of the forest shelter belts in Dobroudja region on the yield and quality of common bean, Rasteniev’dni nauki (Plant Sciences), 32 (5): 22-26. [In Bulg., abs. in Russ., Engl. // 4 tabl., 18 ref. // Original title: Vliyanie na polezashtitnite poyasi v Dobrudja v’rhu dobiva i kachestvoto na polskiya fasul].

22.  Tonev, T. & M. Nankova. 1994. Influence of agroecological and agrometeorological conditions on N, P2O5 and K2O content in defatted sunflower kernels, Proc. Of The XXIV ESNA/IUR Ann. Meeting, Sept., 12-16, 1994, Varna, Bulgaria, 89-95. [In Engl. // 2 tabl., 2 fig., 14 ref.].

20.  Tonev, T. 1994. Investigation of the initiation of sunflower principal phenological phases depending on the agroclimatic conditions, Rasteniev’dni nauki (Plant Sciences), 31 (1-2): 35-38. [In Bulg., abs. in Russ., Engl. // 3 tabl., 2 fig., 15 ref. // Original title: Prouchvane v’rhu nast’pvaneto na osnovnite fenologichni fazi pri sl’nchogleda v zavisimost ot agroklimatichnite usloviya].

16.  Tonev, T. 1993. Study on development and productivity in sunflower in different agroecological regions and under the influence of some agronomy factors, PhD Thesis, Dobrich. [In Bulg. // 130 pp., 44 tabl., 9 fig., 162 ref. // Original title: Prouchvane v’rhu razvitieto i produktivnostta na sl’nchogleda v razlichni agroekologichni rayoni pod vliyanie na nyakoi agrotechnicheski faktori].

15.  Tonev, T., P. Penchev & D. Georgiev. 1993. Effect of the agroecological conditions on the initiation of the phenological phases and yield formation of the field bean variety Prelom, Rasteniev’dni nauki (Plant Sciences), 30 (7-8): 17-21. [In Bulg., abs. in Russ., Engl. // 4 tabl., 1 fig., 10 ref. // Original title: Vliyanie na agroekologichnite usloviya v’rhu nast’pvaneto na fenologichnite fazi i formiraneto na dobiva ot polski fasul, sort Prelom].

14.  Tonev, T. 1993. Effect of some agroecological factors on the yield components in sunflower, Nauchni trudove na V.S.I. Plovdiv (Scientific Works of The H.A.I. in Plovdiv), 38 (1): 153-156. [In Engl. // 2 tabl., 12 ref.].

13.  Tonev, T., P. Penchev, K. Tsvetanova & M. Angelova. 1993. On nitrogen fertilization of sunflower in some soil-and-climate regions of the country, Agrochimia i torene (Agrochemistry and Fertilization), 28 (6): 8-12. [In Bulg., abs. in Russ., Engl. // 4 tabl., 1 fig, 14 ref. // Original title: Otnosno azotnoto torene na sl’nchogleda v nyakoi pochveno-klimatichni rayoni na stranata].

7.  Tonev, T., K. Tsvetanova & M. Angelova. 1992. Effect of nitrogen rate and stand density on some indices of the photosynthesis in sunflower, Rasteniev’dni nauki (Plant Sciences), 29 (5-6): 35-42. [In Bulg., abs. in Russ., Engl. // 6 tabl., 2 fig., 13 ref. // Original title: Vliyanie na azotnata norma i g’stotata na poseva v’rhu nyakoi pokazateli na fotosintezata pri sl’nchogled].

5.  Stoyanova, M., T. Tonev & M. Nankova. 1992. Effect of agroecological conditions and nitrogen fertilization on the chemical composition and technological properties of field bean seeds, Agrochimia i torene (Agrochemistry and fertilization), 27 (2): 31-34. [In Bulg., abs. in Russ., Engl. // 3 tabl., 13 ref. // Original title: Vliyanie na agroekologichnite usloviya i azotnoto torene v’rhu chimicheskiya systav i technologichnite kachestva na semenata ot polski fasul].

1.  Tonev, T., P. Penchev & D. Georgiev. 1990. Influence of sowing rate and agroecological conditions on some chemical and technological seed qualities of common bean, Proc. Of Int. Conf. “Problems of technologies for cultivation of winter wheat, sunflower and common bean”, June, 20-22, 1990, I.W.S. near Gen. Toshevo, Bulgaria, pp 367-374. [In Bulg., abs. in Russ. // 3 tabl., 2 fig., 13 ref. // Original title: Vliyanie na posevnata norma i agroekologichnite usloviya w’rhu nyakoi chimiko-technologichni kachestva na semenata ot fasul].