نتایج جستجو برای: water deficit

تعداد نتایج: 608194  

In order to evaluate the effects of plastic mulch, kaolin and atrazine as anti-transpiration materials on some physiological attributes and grain yield of rainbow corn grown under different irrigation regimes, a two-year field experiment was carried out in Borazjan, Bushehr Province in 2016 and 2017 growing seasons. A randomized complete block design arranged in a split-split plot with three re...

2000
T. R. Sinclair F. J. Adamsen S. Leavitt

Leaf N concentration is important because it is associated with the CO2 assimilatory capacity of crops, and in grasslands, it is an important determinant of forage nutritive value. Consequently, the productivity of both domestic and native animals in future global environments may be closely linked to possible changes in leaf N concentration of grasses. Since grasslands are frequently subjected...

ژورنال: علوم آب و خاک 2022

Designing an optimal crop pattern and on-time water allocation of water resources along with deficit irrigation are among the optimal solutions to maximize the water economic efficiency index. In this paper, the simultaneous optimization of crop pattern and water allocation are discussed using the deficit irrigation method. The study area is located west of the Qazvin plain irrigation network. ...

Journal: :علوم گیاهان زراعی ایران 0
اعظم کدخدایی دانشکده کشاورزی، دانشگاه صنعتی اصفهان پرویز احسان زاده دانشکده کشاورزی، دانشگاه صنعتی اصفهان

studying the physiological responses of linseed genotypes to water deficit stress may be helpful in recognizing the linseed resistance mechanisms to the latter stress factors. therefore, a split plot rcbd field experiment was conducted with three replications to explain interrelations of leaf chlorophyll, proline and soluble carbohydrates content and grain yield of six linseed genotypes under t...

2013
Suriyan Cha-um Thapanee Samphumphuang Chalermpol Kirdmanee

We investigated the role of GlyBet (100 mM) applied exogenously in alleviating water-deficit induced stress in indica rice cv. Pathumthani 1 (PT1). Exogenous GlyBet increased proline concentration in the leaf tissues of water deficit stressed plants depend on a degree of soil water content (SWC), especially at severe water deficit (25% SWC). Foliar GlyBet (100 mM) significantly enhanced chlorop...

2017
Ablaa Kabbadj Bouchra Makoudi Mohammed Mouradi Nicolas Pauly Pierre Frendo Cherki Ghoulam

Climate change is increasingly impacting the water deficit over the world. Because of drought and the high pressure of the rising human population, water is becoming a scarce and expensive commodity, especially in developing countries. The identification of crops presenting a higher acclimation to drought stress is thus an important objective in agriculture. The present investigation aimed to a...

Journal: :Revista Brasileira de Engenharia Agrícola e Ambiental 2019

Journal: :Acta agraria Debreceniensis 2021

Background: water shortage is one of the major factor effects on growth characters and yield most crops. Objective: this study was conducted to get know reactions some Egyptian cotton genotypes deficit. Methods: The genetic materials used in included thirteen belonging Gossypium barbadense L., from Cotton Research Institute (CRI), which devoted establishing experimental for investigation. Resul...

2009
Jonghan Ko Giovanni Piccinni

Plant responses to water deficit need to be monitored for producing a profitable crop as water deficit is a major constraint on crop yield. The objective of this study was to evaluate physiological responses of cotton (Gossypium hirsutum) to various environmental conditions under limited water availability using commercially available varieties grown in South Texas. Soil moisture and variables ...

2014
Sun Keun Lee Seung Kyu Lee Hanhong Bae Sang-Tae Seo Jong Kyu Lee

To examine the effects of water stress and Cenangium ferruginosum (CF) on the fungal endophytic community of needles of Pinus koraiensis (PK), fungal endophytes isolated from the needles of 5-year-old PK seedlings were compared before and after exposure to water stress conditions and artificial inoculation with CF ascospores. Artificial CF inoculation was successfully confirmed using PCR with C...

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