نتایج جستجو برای: coated urea scu

تعداد نتایج: 84847  

ژورنال: علوم آب و خاک 2009
بابااکبری, محمد, ملکوتی, محمد جعفر, نظامی, ساره,

To increase grain yield, nitrogen use efficiency (NUE) and nitrogen apparent recovery fraction (NARF) in wheat (Triticum aestivum L.), an experiment was carried out in Karaj Soil and Water Research Station farm for two consecutive growing seasons in 2004-05 and 2005-06. The experimental design was RCBD with 6 treatments (T1= Control T2= 150 kg ha-1 of N as urea in 3-split applications T3= 1/3 N...

Journal: :International Journal of Plant and Soil Science 2022

Rice (Oryza sativa L.) is the most important food crop not only in Asia but also entire world. Over past several decades, conventional fertilizer application for rice has caused loss of nutrients, which could lead to a series environmental problems such as eutrophication and greenhouse effects. The emergence slow controlled-release fertilizers provides new option more efficient fertilization ri...

Journal: :Food and Energy Security 2022

Controlled-release nitrogen fertilizer (CRNF) is expected to meet the nutrient demands for crop growth with single application, so as achieve high-yield, high-efficiency, and labor-saving cultivation. However, under current CRNF practices, a application of in winter wheat (Triticum aestivum L.) usually fails satisfactory effects due insufficient (N) supply later stage, contributing premature le...

ژورنال: علوم زراعی ایران 2020
Farid, Nasrin, Ghalamboran, Mohammad Reza, Moradi Telavat, Mohammad Reza, Siadat, Seyed Ataollah,

This experiment was carried out to investigate the effect of biopolymer coated urea under deficit irrigation on ear yield, nitrogen uptake, nitrogen recovery efficiency and nitrogen use efficiency, grain protein and plant nitrogen content in sweet corn (KSc 403). The experiment was carried out in strip plot arrangement based on randomized complete block design with four replications in Agricult...

Journal: :Agronomy 2021

Abiotic stresses, such as heat, salt, waterlogging, and multiple-stress environments have significantly reduced wheat production in recent decades. There is a need to use effective strategies for overcoming crop losses due these abiotic stresses. Fertilizer-based approaches are readily available can be managed all farming communities. This research revealed the effects of sulfur-coated urea (SC...

This study was carried out to assess the effect of coated urea fertilizer on yield and yield components of sweet corn (KSC 403) under different irrigation regimes, in Ramin Agriculture and Natural Sciences University, Iran by using strip split plot in a randomized complete block design with four replications. Three levels of deficit irrigation (100%, 80 and 60% of calculated water requiremen...

2017
Alexandra M Knight Wesley J Everman David L Jordan Ronnie W Heiniger T Jot Smyth

Adequate fertility combined with effective weed management is important in maximizing corn (Zea mays L.) grain yield. Corn uptake of nitrogen (N) is dependent upon many factors including weed species and density and the rate and formulation of applied N fertilizer. Understanding interactions among corn, applied N, and weeds is important in developing management strategies. Field studies were co...

ژورنال: علوم زراعی ایران 2019
Astaraie, Ali Reza, Emami, Hojat, Kavoosi, Masoud, Lakzian, Amir, Mohammadian, Mohammad,

The use of nitrogen fertilizer has a key role in enhancing agricultural productivity worldwide. In order to achieve an effective approach to enhance nitrogen use efficiency in rice, a field experiment was conducted in a randomized complete block design with three replications and 13 treatments on Shiroudi, a high yielding rice cultivar in Rice Research Institute of Iran (Amol) in 2015 and 2016....

2017
R. Gardinal G. D. Calomeni N. R. B. Cônsolo C. S. Takiya J. E. Freitas J. R. Gandra T. H. A. Vendramini H. N. Souza F. P. Rennó

OBJECTIVE Two experiments were performed to evaluate the effects of coated slow-release urea on nutrient digestion, ruminal fermentation, nitrogen utilization, blood glucose and urea concentration (Exp 1), and average daily gain (ADG; Exp 2) of steers. METHODS Exp 1: Eight ruminally fistulated steers [503±28.5 kg body weight (BW)] were distributed into a d 4×4 Latin square design and assigned...

2000
Deepanjan Majumdar Sushil Kumar H. Pathak M. C. Jain Upendra Kumar

Nitrification inhibitors may be potential management strategy to reduce N2O emissions in irrigated rice (Oryza sativa L.). A field experiment was conducted to evaluate chemically synthesized as well as locally available neem plant products on N2O emissions, from an irrigated rice at New Delhi, India. Emission of nitrous oxide (N2O) was monitored during 70 days by closed chamber method in rice (...

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