Results 21 to 30 of about 1,236,967 (238)

Quantifying the Emergence Response of Various Ecotypes of littleseed Canarygrass (Phalaris minor Retz.) to Temperature [PDF]

open access: yesپژوهش‌های حفاظت گیاهان ایران
IntroductionPhalaris minor Retz., commonly known as little seed canary grass, is one of the most troublesome and competitive weeds in wheat fields. Due to morphological similarities and growth requirements with wheat, the yield reduction of this crop is ...
Ghodsiyeh Arezoogar   +3 more
doaj   +1 more source

Determination of Cardinal Temperatures and Photoperiodic Response of Quinoa (Chenopodium quinoa L.) Lines using Linear and Nonlinear Models [PDF]

open access: yesبوم شناسی کشاورزی, 2023
IntroductionThe length of the growth period is the key to crop adaptation to new environments. It is strongly affected by the environment in such a way that it is possible to predict the length of the growing period based on some correlations with ...
Shahab Eghbalishahabad   +3 more
doaj   +1 more source

Improvement of hydrothermal response of corn seed under drought stress using abscisic acid, gibberellic acid, and salysilic acid [PDF]

open access: yesعلوم و فناوری بذر ایران, 2022
In order to evaluate the effect of temperature, drought and priming on the percentage and rate germination of corn seeds, a factorial experiment based on a completely randomized design with four replicates was conducted.
Elham Bahrabadi   +2 more
doaj   +1 more source

Seed germination modeling of sterile oat biotypes susceptible and resistant to ACCase-inhibiting herbicides in response to temperature and drought stress [PDF]

open access: yesJournal of Crop Protection, 2023
Temperature and water potential are the main determinants of the seed germination of plant species. Experiments were conducted to quantify the seed germination response of two sterile oat Avena sterilis subsp.
Mehdi Rastgoo   +3 more
doaj   +1 more source

Determination of cardinal temperature of Euphorbia maculata and its hydrothermal model of germination [PDF]

open access: yesعلوم و فناوری بذر ایران, 2020
In order to quantify the germination characteristics and determine the cardinal temperature of germination of Euphorbia maculata, seeds were placed at constant temperatures (2- 45 °C).
Shayesteh Salehi   +2 more
doaj   +1 more source

Cardinal temperatures for planting-emergence phase in gladiolus

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   +1 more source

Determination of the Cardinal Temperatures and Studying the Effect of Temperature on the Efficiency of Priming on Onion Seed (Allium Cepa cv, Zargan) [PDF]

open access: yesعلوم و فناوری بذر ایران, 2019
In order to study the effect of priming on onion seed germination of Zangan Cultivar in different temperature conditions, this study was carried out with 6 levels of temperature of 5 to 30 ° C and three seed pretreatment, include control, hydro-priming ...
M.A. Askari Sarcheshmeh   +3 more
doaj   +1 more source

Estimation of cardinal temperatures of Lepyrodiclis holosteoides using regression models [PDF]

open access: yesعلوم و فناوری بذر ایران, 2017
In order to evaluate different nonlinear regression models for estimating cardinal temperatures of Lepyrodiclis holosteoides as an invasive weed, an experiment was carried out at Biodiversity Laboratory of Environmental Sciences Research Institute at ...
R. Deihimfard, Sh. Nazari, Y. Qorani
doaj   +1 more source

Germination response of palm seeds on a two-way thermogradient plate [PDF]

open access: yesRevista Ceres, 2023
Palm trees are propagated almost exclusively by seeds and each species germinates under a certain temperature range. In this sense, the two-way thermogradient plate may be used to determine temperature limits for germination and seed response to ...
Gisele Sales Batista   +5 more
doaj   +1 more source

Voting and the Cardinal Aggregation of Judgments [PDF]

open access: yes, 2004
The paper elaborates the idea that voting is an instance of the aggregation of judgments, this being a more general concept than the aggregation of preferences. To aggregate judgments one must first measure them.
Hillinger, Claude
core   +1 more source

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