نتایج جستجو برای: high and medium inputs without 3 times irrigation after emergence

تعداد نتایج: 17629689  

Journal: :World 2023

Pearl millet (Pennisetumglaucum (L.)) is the fifth most important cereal crop in world after rice, wheat, maize and sorghum. A resolution adopted by UN General Assembly on 3 March 2021 decided to declare 2023 as International Year of Millets. Millet has been promoted due its nutritional value low irrigation requirement. In this study, pearl was selected for energy auditing, production amount a ...

DOR: 98.1000/2383-1251.1397.5.21.9.1.1578.41 Extended abstract Introduction: Allelopathic effects of plant on one another are one of the most important concerns in reclamation and rehabilitation of rangelands in Iran. Allelopathy refers to the deterrent effects of a plant on growth, development or emergence of another plant. One of the rangeland reclamation methods is planting suitable an...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2016
enayatollah sheikhhosseini tayebeh sattaei mokhtari malihe faryabi adeleh rafiepour shahla soltaninejad

we wish to report a mild and efficient one-pot three-component reaction of an aryl aldehyde, malononitrile and barbituric acid or 4-hydroxycoumarinfor the synthesis ofpyrano[2,3-d]pyrimidine and dihydropyrano[c]chromene derivatives in the presence of iron ore pellet as a natural and reusable catalyst under heterogeneous and green conditions. the present methodology offers several advantages suc...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه کاشان - دانشکده ادبیات و زبانهای خارجی 1392

abstract this study aimed at investigating the possible relationship between self-assessment in writing and self-regulation of iranian efl learners. the main purpose of the study was not only to report and inform about this relationship, but also to investigate and find practical outcomes of the incorporation of self-assessment in writing, such as improving writing skill. the research was carr...

Journal: :آب و خاک 0
فریده سادات حسینی احمد نظامی مهدی پارسا کمال حاج محمدنیا قالی باف

abstract supplementary irrigation for suitable crops production in most area of iran is necessary. in order to study supplementary irrigation effects on yield and yield components of three lentil (lens culinaris medik.) cultivars, an experiment was carried out as split block based on randomized complete block design with three replications at research field, college of agriculture, ferdowsi uni...

Abiose M. Oguntuase Ayorinde A. Olufayo Johnson T. Fasinmirin, Philip G. Oguntunde,

Amaranthus cruentus, an annual vegetable crop, is known to be highly productive under rain-fed conditions and during the dry season when supplied with water. However, for good water management, there is need to accurately quantify the water consumed by the crop. This paper investigates the water use and biomass yield of differentially irrigated Amaranthus cruentus at different developmental sta...

Journal: :International endodontic journal 2009
A Al-Jadaa F Paqué T Attin M Zehnder

AIM To evaluate whether passive ultrasonic irrigation (PUI) of 2.5% NaOCl would dissolve necrotic pulp tissue from simulated accessory root canals (SACs) better than passive placement of the irrigant, when temperature was equilibrated between the two treatments. METHODOLOGY Transparent root canal models (n = 6) were made from epoxy resin. SACs of 0.2 mm diameter were placed at defined angles ...

Journal: :journal of sciences islamic republic of iran 0

saffron (crocus sativus l.) protoplasts were isolated from the cells of a suspension culture or calli with a solution of cellulase, pectinase and hemicellulase and embedded in ca-alginate beads. they were cultured with or without nurse cells in ms medium supplemented with 2,4-d and 6-benzylaminopurine at 25°c. after several changes of medium, cell-clusters appeared on the surface of the ca-algi...

Journal: :بوم شناسی کشاورزی 0
سرور خرم دل علیرضا کوچکی مهدی نصیری محلاتی رضا خراسانی

in order to evaluate the effect of different crop management practices on corn (zea mays l.) net primary productivity (npp) and relative carbon allocation coefficients, a field experiment was conducted based on a completely randomized block design with four replications in the agricultural research station, ferdowsi university of mashhad, iran during two growing season 2008-2009 and 2009-2010. ...

2015
H. van Keulen

A computer simulation model was developed to determine the likely response of grain yield and quality of malting barley crops to differing availability of water or nitrogen (N) and differing soil and climatic conditions. The model was validated for New Zealand conditions by comparing the results of model simulations with data from malting barley crops grown in the Manawatu. Simulations were the...

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