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Wednesday, January 22, 2020

"Biology is the study of complicated things that give the appearance of having been designed for a purpose"

-- Richard Dawkins

Disease of Wheat: Black Rust and Loose Smut

Black rust of wheat  HostTriticum aestivumPathogenPuccinia graminis-triticiSymptomsRust infection is observed in leaves, leaf sheaths, stems, floral structures in the form of rust...

Pathogenicity Test: Diagnosis of an Unknown Fungal Disease

For diagnosis of plant disease, it is essential to determine whether the disease is caused by a pathogen or an environmental factor i.e. abiotic...

Importance of Plant Disease in Agriculture

Plant diseases affect the existence, adequate growth and productivity of all kinds of plants. A diseased plant is a plant that cannot carry out...

Classification of Plant Diseases

Based on causal agentsInfectious or biotic plant diseases. Non infectious or abiotic plant diseases or physiological disorder.A. Infectious diseases A disease that is caused...

Ascomycetes : An Introduction

INTRODUCTION Ascomycota is a phylum of fungi classification containing a compartmentalized mycelium, a dikaryotic life stage in the life cycle, plectenchymatous structures associated with spore...

Principles & Methods of Plant Disease Control

Plants are the vital element of Environment. Like men and animals, plants are  not free from disease. As they have diverse and significant  rules...

The Basic Concepts Of Plant Disease

According to Encyclopedia Britannica- Plant disease is an impairment of the normal state of a plant that interrupts or modifies its vital functions. The effects of...

Overseasoning of Pathogens

Over-wintering and/or over-summering of pathogen Over-seasoning is an evolutionary developed technique followed by many pathogens to survive the adverse period of their life cycle. It...

Infection and Dissemination

Infection When the inoculum starts procuring nutrients from the susceptible tissues of the host, the infection starts. This is the first stage from where the...

Inoculation and Penetration

Inoculation Inoculation is the first contact of a pathogen with its host in a place where infection is possible. The pathogen may be in any...

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উদ্ভিদপ্রেমীদের চোখে কার্জনহল দেখতে যেমন

ঢাকা বিশ্ববিদ্যালয়ের উদ্ভিদবিজ্ঞানের ছাত্রছাত্রীদের গাছের নাম জানা শুরু হয় কার্জনের গাছ দেখেই। কত হরেক রকম গাছ আছে আমাদের এই কার্জনে, আর উদ্ভিদবিজ্ঞানের বাগানে ঢুকলে...

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Study Botany in USA: Steps to Follow

প্রথমেই ক্ষমা চেয়ে নিচ্ছি আমার সেই সব জুনিয়র এর কাছে যারা কিনা আমাকে প্রায়ই নক দেয় এবং অনেক সময় হয়তো আমার পক্ষে ধৈর্য রেখে...

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