Погода и климат
Selyaninov Hydrothermal Coefficient
The Hydrothermal Coefficient (HTC) is a meteorological indicator used in agriculture to assess soil moisture levels by comparing precipitation totals against ac...
Agronomy knowledge
Словарь агронома
Короткие понятные определения агрономических терминов: обработка почвы, посев, питание, защита растений, техника и хранение урожая.
Все темы535
Почва и обработка55
Посев и сорта55
Питание и удобрения55
Защита растений55
Техника и орошение55
Хранение и экономика55
Рост и развитие55
Погода и климат55
Селекция и семеноводство55
Цифровое земледелие40
Терминов в разделе: 7
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Погода и климат
Selyaninov's Hydrothermal Coefficient
Selyaninov's Hydrothermal Coefficient (HTC) is an agrometeorological index used to assess the degree of moisture supply by comparing precipitation amounts with...
Погода и климат
Soil drought
A condition where available soil moisture in the root zone decreases to a level that restricts or prevents normal plant growth.
Погода и климат
Soil frost penetration depth
This is the maximum depth from the soil surface to the bottom layer where the temperature drops to or below zero degrees during the winter season.
Погода и климат
Soil moisture
This is the amount of water held in the soil pores, expressed as a percentage of the dry soil mass or volume, which serves as a primary source for crop water up...
Погода и климат
Soil thermal regime
The pattern of soil temperature variations over time, determined by heat exchange processes between the soil surface, the atmosphere, and deeper soil layers.
Погода и климат
Soil water balance
Soil water balance is the quantitative relationship between the water inputs to the soil and the water losses over a specific period of time.