نتایج جستجو برای: organic agriculture
تعداد نتایج: 261626 فیلتر نتایج به سال:
Organic milk production is one of the fastest growing segments of organic agriculture in the U.S., but little is known about the relative costs and returns of organic and conventional dairies. This study utilizes a nationwide survey of dairy operations for 2005 that includes a targeted sample of organic dairies. Treatment-effect sample-selection models were specified to isolate the impact of ch...
Background & aim: In sustainable agriculture, organic fertilizers are considered as important alternatives for chemical ones and are of great importance in organic producing of medicinal plants. This study was conducted to study the effects of organic fertilizers on Cassia angustifolia Vahl in dry and subtropical climate. Experimental: This study was carried out in Jiroft region, Ker...
Aim of this study was to evaluate the possible application fields of organic agriculture, the province is a grower's perspective. Because of its accurate and appropriate management, soil and products to help reduce the use of chemicals in production and on track to achieve sustainable development, Mazandaran province is a leader in modern agricultural practices and organic agriculture has the p...
Background & aim: In sustainable agriculture, organic fertilizers are considered as important alternatives for chemical ones and are of great importance in organic producing of medicinal plants. This study was conducted to study the effects of organic fertilizers on Cassia angustifolia Vahl in dry and subtropical climate. Experimental: This study was carried out in Jiroft region, Ker...
Over the past few decades the area of farmland under organic management has significantly and continuously increased [1]. This trend, observed across all continents, has been accompanied by a strong expansion of the market for organically produced goods, and a substantial increase of organic farming research efforts, funded through national and international programmes. At the same time, with t...
Food Security in the Developing World 9 Can Local Organic Ag Feed the World? 11 The Myth of Scarcity 14 Indonesia’s “Food Shortage” 15 Can Organic Farming “Feed the World?” 16 Lessons from the Green Revolution 19 The Benefits of Small Farm Agriculture 22 From Shallow to Deep Organics 28 10 Reasons Biotech Won’t Redice Poverty, Ensure Food Security, or Protect Nature 30 Organic Farming Will Feed...
The use of organic matter such as animal manures, human waste, food wastes, yard wastes, sewage sludges and composts has long been recognized in agriculture as beneficial for plant growth and yield and the maintenance of soil fertility. The new approaches to the use of organic amendments in farming have proven to be effective means of improving soil structure, enhancing soil fertility and incre...
The EU regulation on organic farming does not allow the use of genetically modified organisms (GMOs) which are subject to Directive 2001/18/EC. Mutagenesis using irradiation or chemicals is genetic modification, but the organisms obtained through these techniques are not subject to the provisions of the GMO directive. Such mutants can therefore be used in organic agriculture. Derived from its b...
BACKGROUND Organic agriculture involve plants which are cultivated without using synthetic pesticides, herbicides or fertilizers and promotes biodiversity, biological cycles and improve the product quality. The carotenoids, total polyphenols and the antioxidant activity from skins of some wine and table grapes cultivated in organic and conventional agriculture were studied. RESULTS The main c...
realizing that there is no specific market for organic products in iran, in this study it is tried to estimate the costs involved in organic productions by means of contingent valuation method and through willingness-to-pay estimation approach. towards this end 219 and 209 double-bounded dichotomous questionnaires were developed (for cucumber in tehran province and for vegetables in gilan provi...
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