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Ris w agroäkosisteme Maga (Krajnij Sewer Kameruna)

About Ris w agroäkosisteme Maga (Krajnij Sewer Kameruna)

Nastoqschee issledowanie wliqniq nasekomyh-wreditelej na proizwodstwo risa prowodilos' na Krajnem Sewere Kameruna w äkosisteme oroshaemogo risa Maga. Cel'ü issledowaniq bylo opredelenie biologicheskogo raznoobraziq nasekomyh-wreditelej risa w äkosisteme risa Maga, ocenka uscherba i dinamiki nasekomyh-wreditelej na fenologicheskih stadiqh risa, a takzhe ocenka wliqniq insekticida rys' na nasekomyh-wreditelej i proizwodstwo risa. Poluchennye rezul'taty po biologicheskomu raznoobraziü pokazali, chto 2 465 nasekomyh-wreditelej risa byli sobrany na sorte IR 46 i 3 264 na sorte NERICA 3. S tochki zreniq powrezhdeniq nasekomymi-wreditelqmi, obschij uscherb ot nasekomyh-wreditelej byl ocenen w 49,98%, s 26,30% uscherbom wo wremq kuscheniq i 23,68% uscherbom wo wremq sbora urozhaq na oboih sortah. Himicheskij insekticid rys' snizhal chislennost' wreditelej na 12,585% w pitomnike, na 20,4725% w period kuscheniq, na 9,305% w period kuscheniq i na 8,7325% w period zrelosti. Urozhajnost' byla poluchena na urowne 2,13 t/ga dlq sorta IK 46 i 1,91 t/ga dlq sorta NERIKA 3.

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  • Language:
  • Russian
  • ISBN:
  • 9786205664674
  • Binding:
  • Paperback
  • Pages:
  • 124
  • Published:
  • February 2, 2023
  • Dimensions:
  • 150x8x220 mm.
  • Weight:
  • 203 g.
Delivery: 1-2 weeks
Expected delivery: December 1, 2024

Description of Ris w agroäkosisteme Maga (Krajnij Sewer Kameruna)

Nastoqschee issledowanie wliqniq nasekomyh-wreditelej na proizwodstwo risa prowodilos' na Krajnem Sewere Kameruna w äkosisteme oroshaemogo risa Maga. Cel'ü issledowaniq bylo opredelenie biologicheskogo raznoobraziq nasekomyh-wreditelej risa w äkosisteme risa Maga, ocenka uscherba i dinamiki nasekomyh-wreditelej na fenologicheskih stadiqh risa, a takzhe ocenka wliqniq insekticida rys' na nasekomyh-wreditelej i proizwodstwo risa. Poluchennye rezul'taty po biologicheskomu raznoobraziü pokazali, chto 2 465 nasekomyh-wreditelej risa byli sobrany na sorte IR 46 i 3 264 na sorte NERICA 3. S tochki zreniq powrezhdeniq nasekomymi-wreditelqmi, obschij uscherb ot nasekomyh-wreditelej byl ocenen w 49,98%, s 26,30% uscherbom wo wremq kuscheniq i 23,68% uscherbom wo wremq sbora urozhaq na oboih sortah. Himicheskij insekticid rys' snizhal chislennost' wreditelej na 12,585% w pitomnike, na 20,4725% w period kuscheniq, na 9,305% w period kuscheniq i na 8,7325% w period zrelosti. Urozhajnost' byla poluchena na urowne 2,13 t/ga dlq sorta IK 46 i 1,91 t/ga dlq sorta NERIKA 3.

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