منابع مشابه
Manures for Organic Crop Production
Livestock manures are an important resource in sustainable and organic crop production. This publication addresses the problems and challenges of using both raw and composted manures and discusses some of the solutions. It also deals with guano, a similar material. Manures for Organic
متن کاملOrganic Manures , Composts and Artificial Fertilizers
Mineral Fertilizers. It is considered to be the hall-mark of the good agriculturist that he aims not only to produce maximum crops, but to maintain the fertility of his soil unimpaired for the benefit of posterity. Both these ends were achieved in former times by the use of animal manures, by fallowing at regular intervals, and at a later date by the practice of crop rotation in conjunction wit...
متن کاملInfluence of Organic Manures on Productivity of Two Varieties of Rice
Field experiment was conducted during 2003-04 to study the effect of vermicompost, farmyard manure and water hyacinth compost in comparison to chemically fertilized and unfertilized plots on crop-plants in HYV Swarna and local variety Magaisal. The experiment followed split plot design with two varieties of rice in the main plots and fi ve nutrient sources randomized in sub plots. Signifi cant ...
متن کاملEvaluation of various sources of organic manures on nitrogen use efficiency in rice-rice cropping system
Investigations were carried out to study the effect of organic farming with various sources of organic manures and their combinations on nitrogen use efficiency parameters of ADT 36 rice (Oryza sativa L.). The experiments were laid out in randomized block design (RBD) with fourteen treatments, comprising twelve treatment combinations of organic manures, one treatment with recommended dose of ch...
متن کاملHygienic and sanitation requirements in biogas plants treating animal manures or mixtures of manures and other organic wastes
Introduction Until relatively recently, anaerobic digestion (AD) plants at farm or industry level treated the organic waste arisings from a single farm or from an individual industrial operation. The installation of centralised AD plants, treating animal manures and slurries from a large number of farms, and the increasing use of co-digestion of manures, food-processing wastes, sewage sludge an...
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ژورنال
عنوان ژورنال: AGRICULTURE UPDATE
سال: 2017
ISSN: 0973-1520,0976-6847
DOI: 10.15740/has/au/12.techsear(3)2017/871-878