LAGERSTROEMIA INDICA L.NI VEGETATIV KO’PAYTIRISHDA GETROAUKSINNI QO’LLANILISHI

Mualliflar

  • Xudoyqul Rahmatov Toshkent davlat agrar universiteti, doktorant Muallif
  • Erkin Berdiev Toshkent davlat agrar universiteti, professor Muallif

;

Lagerstroemia indica, qalamcha, getroauksin, kurtak, unishi, nihollar, gullash va ildiz.

Abstrak

Ushbu maqolada Toshkent vohasida uch yillik davrda (2022–2024) getroauksin bilan ivitilgan qalamchalarmimg unishi va nihollarini rivojlanishiga taʼsirini oʼrganish boʼyicha oʼtkazilgan tajribalar natijalari keltirilgan. Tadqiqotlarning asosiy maqsadi – qalamchalarning unish biologiyasini oʼrganish va nihollarini dastlabki davrlarda rivojlanishini tadqiq etish edi. Tadqiqotlarda eng yaxshi ko’rsatgich. 2023-yilda ekish qalamchalar qolgan yillarga nisbatan ba’zi bir fenologik o'zgarishlarni oldinroq namoyon etdi. Daslabki kurtaklar bo’rtishi 17-martda va sosiy barglarining chiqishi esa 20-martda kuzatildi. Umumiy qalamchalarning 83 donasi barg chiqardi qolgan qismi qurib qoldi. Keyin asosiy o’zgarishlar bu poya rivojlanishi 7-aprelda va ilk ildiz rivojlanishi 26-aprelda sodir bo’ldi. Vegetatsiya yakunida ildiz uzunligi 16 sm ni tashkil etgan bo’lsa, umumiy qalamchalring 74 % saqlabib qoldi.

Iqtiboslar

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Nashr qilingan

2025-05-10

Iqtibos keltirish tartibi

LAGERSTROEMIA INDICA L.NI VEGETATIV KO’PAYTIRISHDA GETROAUKSINNI QO’LLANILISHI. (2025). Zamonaviy Dunyoda Tabiiy Fanlar, 4(6), 17-24. https://in-academy.uz/index.php/ZDTF/article/view/20296