Andijon davlat univyersiteti

Keyslar banki: 
Keys 3. O’simliklarning hayotiy shakllari va ekologik morfologiyasining 
ba’zi masalalari 
O’simliklar turlarida S va N balansi. “Hayotiy shakl” tushunchalari. Hayotiy 
shakllar haqidagi ta’limotning tarixi. Hayotiy shakllarning dastlabki tiplari . 
Hayotiy shakllar evolyutsiyasining ba’zi aspektlarini o’rganadi. 
Keysni bajarish bosqichlari va topshiriqlar: 
Keysdagi muammoni keltirib chiqargan asosiy sabablarni belgilang 
(individual va kichik guruhda). 
O’simliklarning hayotiy shakllari va ekologik morfologiyasining ba’zi 
masalalari imkoniyatlaridan kelib chiqib bir nechta usulda dastur kodini taqdim 
eting (individual holda). 

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185 
XII-BOB. O’SIMLIKLAR EKOLOGIYASI VA ATROF-MUHITNI 
MUHOFAZA QILISH 
Tayanch so’zlar: ekologik krizis, eroziya, demografik omil. 
Convention on Biological Divyersity, CBD 
The Convention on Biological Divyersity was signed in 1992 in Rio de 
Janeiro, and was implemented in 1993; 160 of the 189 countries of the UN are 
signatories. This is an intyerdisciplinary convention (see Fig. 5.4.3; WBGU 1999) 
the goal of which was not only to maintain biological divyersity, but also to sustain 
development and the equity of uses and advantages (Fig. 5.5.4). From this divyerse 
focus and from the all-encompassing starting position stem the conflicts of the dual 
goals of protection and use, especially at the margins of agriculture and forestry. 
The convention also clarified the legal principles related to the use of genetic 
resources; these are no 
longyer a collective propyerty that all have access to but are propyerty of 
nations. Thus the intyerests of industries, the rights of local and indigenous peoples 
with their traditional knowledge, and the sovyereignty of the nations have been 
brought togethyer. The use of biotechnology (Biosafety) was added as an appendix 
in 1999. Aftyer tyerrestrial genetic resources belong to sovyereign nations, only the 
sea remains as a collective resource. It is still unclear whethyer the transfyer of the 
ownyership of genetic resources also carries with it the responsibility of nations to 
maintain them for humanity.