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10 Questions

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Plant Pathology Basics

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Questions and Answers

Kartoshka hosili ikki va undan ko’p marotaba qaysi kasallik sababli kamayishi mumkin?

Zang kasalligi

Fitoftoroz (correct)

Virusli va yuqumli kasalliklar

Fuzarioz

Zang kasalliklari taʼsirida bug’doy va boshqa donli ekinlarning hosili ko’pincha necha % nobud bo’lmoqda?

30-40% (correct)

60-70%

70-85%

90-100%

Patogenning zararlilik belgilaridan biri –

kasallikni yuzaga chiqishi (correct)

mahsulot sifatini oshirish

o’simlikni himoyalash

mahsulot sifatini pasaytirishi

M.S.Voroninning qanday tadqiqoti fitopatologiyaning rivojlanishida muhim ahamiyatga egadir?

patogenlar ayrim ekologik guruhlarning zichligini boshqarish Signup and view all the answers

Sklerotinioz qo’zg’atuvchisini ko’rsating?

Sklerotinioz sinfiga mansub bir xo’jayinli zamburug’ Signup and view all the answers

Fitopatologiya da qanday vazifa bajariladi?

Qishloq xo’jaligiga fitopotogen organizm tominidan yetakazadigan talofatlarni kamaytirish yo’llarini izlab topish Signup and view all the answers

Etiologiya nima bilan shug'ullanadi?

Kasallik sabablarini o`rganuvchi fan Signup and view all the answers

Fitoimmunologiya vazifasi qanday?

O’simliklarning kasalliklarga chidamliligi to’g’risidagi ta’limot Signup and view all the answers

Epifitotiologiya qaysi vazifani bajaradi?

Kasalliklarning paydo bo’lish qonuniyatlarini hamda ularning yalpi rivojlanish sabablarini tadqiq qiladi Signup and view all the answers

Qaysi fanni fitopatologiyaning poydevori deyish mumkin?

Fitopotogen organizm tominidan yetakazadigan talofatlarni kamaytirish yo’llarini izlab topish Signup and view all the answers