نتایج جستجو برای: nutrient efficiency

تعداد نتایج: 452697  

2010
RUTH REEF ILKA C. FELLER CATHERINE E. LOVELOCK

Mangrove forests dominate the world's tropical and subtropical coastlines. Similar to other plant communities, nutrient availability is one of the major factors influencing mangrove forest structure and productivity. Many mangrove soils have extremely low nutrient availability, although nutrient availability can vary greatly among and within mangrove forests. Nutrient-conserving processes in ma...

Ankur Khare, R.P.S. Baghel Vaishali Ghormade

Nutrigenomics applies genomic technologies to study how nutrients affect expression of genes. With the advent of the post genomic era and with the use of functional genomic tools, the new strategies for evaluating the effects of nutrition on production efficiency and nutrient utilization are becoming available. Nutrigenomics plays an efficient role in various fields of animal health like nutrit...

Journal: :Frontiers in plant science 2016
José M. Leite Ignacio A. Ciampitti Eduardo Mariano Michele X. Vieira-Megda Paulo C. O. Trivelin

Unraveling nutrient imbalances in contemporary agriculture is a research priority to improve whenever possible yield and nutrient use efficiency in sugarcane (Saccharum spp.) systems while minimizing the costs of cultivation (e.g., use of fertilizers) and environmental concerns. The main goal of this study was therefore to investigate biomass and nutrient [nitrogen (N), phosphorus (P), and pota...

An experiment was designed to investigate the effect of grafting Cucumis sativus var. Super daminos on Cucurbita moschata (Rs) and Lagenaria siceraria (Lg)which is comparing with non-grafting of Cucumis sativus var. Super daminos (Rn) and self-grafting (Rc). The experiment carried out as a factorial experiment based on complete randomized design (CRD) with 4 replicates in two temperature treatm...

C.S. Takiya F.P. Rennó J.E. Freitas Júnior J.R. Gandra, L.N. Rennó M. Maturana Filho R.V. Barletta

The aim of this study was to evaluate the nutrient digestibility, ruminal fermentation and microbial protein synthesis of mid-lactating cows fed high dietary levels of monensin. Twelve Holstein cows were distributed into four 3 × 3 latin squares and assigned to the following treatments: control (CON), monensin 24 (M24, addition of 24 mg monensin/kg diet DM) and monensin 48 (M48, addition of 48 ...

In order to investigate the effect of pre-emergence and post-emergence herbicides on nutrient depletion, weed population and nutrient uptake by wheat in sesame-wheat cropping system in Khuzestan a field experiment was conducted in randomized complete block design with three replications in the research farm of Shahid Chamran University of Ahvaz in 2019-2020. Treatments included no weeding, hand...

Journal: :مدیریت خاک و تولید پایدار 0
عزیز مجیدی عضو هیات علمی، مرکز تحقیقات کشاورزی و منابع طبیعی آذربایجان غربی

sulfur (s) is an essential macronutrient influencing plant growth, nutrient efficiency, quality and health of agricultural crops. the purpose of this research was to study the effects of s rates and sources on growth and fruit quality of apple (malus domestica l.) trees of ‘golden delicious’ at west azerbaijan, iran. experiment was conducted during four seasons (2003-2007), using a factorial ra...

Journal: :environmental health engineering and management 0
mahdi farzadkia department of environmental health engineering, school of public health, iran university of medical sciences, tehran, iran mohammad hassan ehrampoush department of environmental health engineering, school of public health, shahid sadoughi university of medical sciences, yazd, iran ehsan abouee mehrizi environment research center, department of environmental health engineering, school of public health, iran university of medical sciences, and department of environmental health engineering, faculty of public health, north khorasan university of medical sciences, bojnurd, iran shahram sadeghi department of environmental health engineering, school of public health, student research committee, kurdistan university of medical sciences, sanandaj, iran parvaneh talebi department of environmental health engineering, school of public health, islamic azad university, maybod branch, maybod, iran akbar salehi department of environmental health engineering, school of public health, islamic azad university, maybod branch, maybod, iran

background: investigating the performance of naturally operated treatment plants may be due to the fact that they cannot be operated as desired, or that they should be modified to achieve good performance e.g. for nutrients removal. the advantage of kinetic coefficient determination is that the model can be adjusted to fit data and then used for analyzing alternatives to improve the process. th...

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