Results 1 to 10 of about 5,032 (233)

Determining cardinal temperatures for eight cover crop species

open access: yesAgrosystems, Geosciences & Environment, 2023
Growing degree days (GDD) is a tool to predict plant growth and can be adapted for use in any plant species, including cover crops. A limitation of the GDD calculation is accurate temperature parameters used to predict plant development.
Mila V. Pessotto   +5 more
doaj   +4 more sources

Cardinal temperatures and modeling of vegetative development in guava [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2019
The aim of this study was to estimate cardinal temperatures (base, optimum, and maximum), and simulate the vegetative development of guava crop through phyllochron (linear) and Wang and Engel (nonlinear) models at the seedling phase.
Mábele de C. Ferreira   +3 more
doaj   +7 more sources

Cardinal temperatures for planting-emergence phase in gladiolus [PDF]

open access: yesCiência Rural, 2017
: The objective of this study was to determine the cardinal temperatures for the planting-emergence phase of gladiolus. A controlled environment experiment was performed in a growth chamber in the Universidade Federal do Pampa - Campus Itaqui, using the ...
Martina Muttoni   +5 more
doaj   +5 more sources

Field pea cardinal temperatures, growth and vigor traits of winter- and spring-adapted germplasm at germination and seedling stages [PDF]

open access: yesScientific Reports
There are few estimates of cardinal temperatures [Tb (base), To (optimal), Tm (maximum)] for pea (Pisum sativum L.) seed germination and seedling growth traits, with variable results, and there is almost no understanding of how these traits vary among ...
Curtis B. Adams, Juniper Cosner
doaj   +3 more sources

Factors Influencing the Variation of Plants’ Cardinal Temperature: A Case Study in Iran [PDF]

open access: yesPlants
The establishment and spread of plants in their native or alien geographical ranges are determined by their germination. This study investigated the impact of different factors on variations in cardinal temperatures. We used the lm procedure and measured
Sima Sohrabi   +4 more
doaj   +5 more sources

Quantifying Cardinal Temperatures of Chia (Salvia hispanica L.) Using Non-Linear Regression Models [PDF]

open access: yesPlants, 2022
Temperature is the main factor that impacts germination and therefore the success of annual crops, such as chia (Salvia hispanica L.), whose seeds are known for their high nutritional value related to its oil.
Daniel Cabrera-Santos   +5 more
doaj   +2 more sources

Quantifying germination cardinal temperatures of ten forage legumes using non-linear regression models [PDF]

open access: yesFrontiers in Plant Science
IntroductionForage legumes play a pivotal role in livestock production, environmental protection, sustainable cropping systems, and various industrial applications.
Mengyao Shi   +12 more
doaj   +2 more sources

Using mathematical models to evaluate germination rate and seedlings length of chickpea seed (Cicer arietinum L.) to osmotic stress at cardinal temperatures.

open access: yesPLoS ONE, 2021
Cicer arietinum is the 3rd most important cool season legume crop growing in vast arid and semi-arid regions of the world. A lab experiment was designed using hydrothermal time model (HTT) to investigate the chickpea seed germination (SG) behavior ...
Sikandar Shah   +5 more
doaj   +2 more sources

Quantifying cardinal temperatures and thermal time required for germination of Silybum marianum seed

open access: yesCrop Journal, 2015
The response of seed germination to environmental factors can be estimated by nonlinear regression. The present study was performed to compare four nonlinear regression models (segmented, beta, beta modified, and dent-like) to describe the germination ...
Ghasem Parmoon   +3 more
doaj   +3 more sources

Effects of seed priming with gibberellic acid on cardinal temperatures of Borage (Borage officinalis L.) seed germination [PDF]

open access: yesعلوم و فناوری بذر ایران, 2021
This experiment was conducted at seed technology laboratory of Agricultural Sciences and Natural Resources University of Khuzestan, in 2018 with the to evaluate the effects of seed priming on cardinal temperatures and thermal time requirements of borage ...
hadis hasanvand   +3 more
doaj   +1 more source

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