Словарь агронома

Техника и орошение

Vacuum metering system

A planter mechanism that uses air pressure differential to hold seeds onto a rotating disc for precise, singulated placement in the furrow.

Погода и климат

Vapor pressure deficit

The difference between the amount of moisture in the air and how much moisture the air can hold when saturated at a specific temperature.

Цифровое земледелие

Variable rate and coordinate-based field management

This is a precision farming method where field operations are executed based on specific geographic coordinates to optimize resource application and equipment p...

Техника и орошение

Variable Rate Application (VRA)

A precision farming technique that automatically adjusts the amount of fertilizer applied across a field based on site-specific soil and crop needs.

Цифровое земледелие

Variable Rate Seeding

A precision agriculture practice that adjusts the seeding density across a field based on site-specific soil characteristics and yield potential.

Цифровое земледелие

Variable tillage

A precision farming practice that involves adjusting tillage depth and methods across a field based on site-specific soil conditions and crop needs.

Селекция и семеноводство

Varietal identification

The process of verifying that a specific crop or seed lot conforms to the defined characteristics and genetic profile of a particular variety.

Хранение и экономика

Varietal purity

Varietal purity is a metric indicating the degree to which seeds or plants conform to the specific morphological and biological characteristics of a given culti...

Селекция и семеноводство

Varietal qualities

These are the genetically determined characteristics and traits of a plant that define its identity, productivity, and suitability for specific growing environm...

Селекция и семеноводство

Variety adaptability

The ability of a crop variety to maintain consistent yields and performance across varying environmental and soil conditions within a specific region.

Селекция и семеноводство

Variety differentiation

The practice of managing different crop varieties separately to optimize their specific yield potential and synchronize farming operations like harvesting.

Селекция и семеноводство

Variety renewal

A systematic replacement of commercial seeds with high-quality certified seed stock to maintain the genetic integrity and yield potential of a crop variety.

Селекция и семеноводство

Variety replacement

The planned transition from older, less productive crop varieties to newer, higher-yielding ones with improved agronomic traits.

Селекция и семеноводство

Variety testing

A process of evaluating new crop varieties through field trials to determine their agronomic performance, productivity, and suitability for specific environment...

Цифровое земледелие

Vegetation Index

This is a mathematical indicator based on remote sensing data, used to estimate the density, health, and biomass of vegetation in a field.

Погода и климат

Vegetation minimum

This is the minimum level of environmental factors, such as temperature, required for a plant to sustain its vital metabolic processes and development.

Рост и развитие

Vegetative phase

The stage of plant development between germination and the initiation of reproductive organs, primarily focusing on stem and leaf growth.

Питание и удобрения

Vermiculite

Vermiculite is a processed natural mineral that serves as a lightweight soil conditioner, effectively enhancing moisture retention, aeration, and nutrient avail...

Рост и развитие

Vernalization

An agronomic practice of exposing seeds to low temperatures to accelerate the plant's transition to the reproductive flowering stage.

Хранение и экономика

Voidage of grain bulk

It is the ratio of the volume of intergranular air spaces to the total volume occupied by the grain mass, expressed as a percentage.

Цифровое земледелие

VRA (Variable Rate Application)

An agricultural practice that automatically adjusts the application rate of seeds, fertilizers, or pesticides based on site-specific field characteristics.