Crop Protection

21問 • 1年前

問題一覧

It is the study of weeds, their biology and their control, whether it be manual, mechanical, cultural, biologival, chemical or ecological.

Weed Science

The following are the areas of weed science research, except:

Weed culture

Greek "pathos"

suffering

Greek "logos"

study

;It is the mechanisms by which these factors induce disease in plants ;and of the methods of preventing or controlling disease and reducing the damage it causes.

Phytopathology

It looks into the characteristics of diseases, their causes, plant-pathogen interactions, factors affecting disease development in individual plants and in populations, and the various means of controlling diseases.

Plant pathology as Science

It deals with the application of the knowledge gained from studying the science.

Plant pathology as Art

The raison d'etre or ultimate objective of plant pathology:

to prevent/minimize plant disease not only production but also to maintain the quantity and quality of the fresh harvested commodity

Disease that cause famine and death of more than a million people in Ireland.

Potato late blight disease

it is the nemesis of corn

Downy mildew of corn

Whetzel (1929) called the malfunctioning caused by nonliving or inanimate agents as:

physiogenic disease

Any agent (biotic or abiotic) that causes a disease.

pathogen

An organism which depends wholly or partly on another living organism for its food. Most of these kind of organisms are pathogens.

Parasite

An organism that is restricted to subsist on living organisms and attacks only living tissues.

Obligate parasite

An organism which has the ability to become a parasite although it is a saprophyte.

Facultative saphrophyte

An organism that lives on dead organic or inorganic matter.

saphrophyte

An organism that has the ability to become a saprophyte but is ordinarily a parasite.

Facultative parasite

A plant being attacked by a parasite. A food relationship with a parasite (pathogen) is implied.

Host

A plant that is susceptible to a disease whether or not the pathogen is parasitic.

Suscept

the capacity of a pathogen to cause disease.

Pathogenicity

disease development in the plant.

Pathogenesis

MPLE

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MPLE

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SPI version D pt 2

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RNPCP Chapter 10 to 13

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RNPCP Chapter 6 to 9

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August 2019 Special PE Exam

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93問 • 13日前

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zvery

zvery

単位認定試験　生物基礎

単位認定試験　生物基礎

FACTORS AFFECTING ENZYME ACTIVITY-MCQ

ayrika · 89問 · 1ヶ月前

FACTORS AFFECTING ENZYME ACTIVITY-MCQ

TOXINS

TOXINS

TOXINS

TOXINS

DRUG OF ABUSE

DRUG OF ABUSE

DRUG OF ABUSE

DRUG OF ABUSE

TOXICOLOGY

TOXICOLOGY

TOXICOLOGY

TOXICOLOGY

TOXICOLOGY

TOXICOLOGY

問題一覧

It is the study of weeds, their biology and their control, whether it be manual, mechanical, cultural, biologival, chemical or ecological.

Weed Science

The following are the areas of weed science research, except:

Weed culture

Greek "pathos"

suffering

Greek "logos"

study

;It is the mechanisms by which these factors induce disease in plants ;and of the methods of preventing or controlling disease and reducing the damage it causes.

Phytopathology

Plant pathology as Science

It deals with the application of the knowledge gained from studying the science.

Plant pathology as Art

The raison d'etre or ultimate objective of plant pathology:

to prevent/minimize plant disease not only production but also to maintain the quantity and quality of the fresh harvested commodity

Disease that cause famine and death of more than a million people in Ireland.

Potato late blight disease

it is the nemesis of corn

Downy mildew of corn

Whetzel (1929) called the malfunctioning caused by nonliving or inanimate agents as:

physiogenic disease

Any agent (biotic or abiotic) that causes a disease.

pathogen

An organism which depends wholly or partly on another living organism for its food. Most of these kind of organisms are pathogens.

Parasite

An organism that is restricted to subsist on living organisms and attacks only living tissues.

Obligate parasite

An organism which has the ability to become a parasite although it is a saprophyte.

Facultative saphrophyte

An organism that lives on dead organic or inorganic matter.

saphrophyte

An organism that has the ability to become a saprophyte but is ordinarily a parasite.

Facultative parasite

A plant being attacked by a parasite. A food relationship with a parasite (pathogen) is implied.

Host

A plant that is susceptible to a disease whether or not the pathogen is parasitic.

Suscept

the capacity of a pathogen to cause disease.

Pathogenicity

disease development in the plant.

Pathogenesis