نتایج جستجو برای: land allocated to growing potato
تعداد نتایج: 10686683 فیلتر نتایج به سال:
the sustainability of farming system is among the serious issues that has attracted the attention of many researchers in recent years. therefore, an investigation of farmers’ knowledge about sustainable agriculture is important, if sustainable development is to be achieved. the purpose of this descriptive correlational research was to determine the knowledge level of potato growers in shushtar ...
abstract: the potato tuberworm, phthorimaea operculella (zeller), is an important insect pest of potato (solanum tuberosum l.) in the storage and field in most parts of the world especially in tropical and subtropical regions due to its close relationship with the host, high reproductive potential and high economic losses. information on host preference, life table parameters and digestive en...
The study was carried out in two intensive potato growing areas (Rangpur and Munshigonj) to estimate the technical efficiency of potato producers and to describe the level of variation in potato productivity due to differences in input use. Data were collected from 60 farmers (30 farmers from each district) using simple random sampling technique. Average technical efficiency was 86% implying th...
background: organic nitrates relax all kinds of smooth muscle , not only vascular smooth muscle , a fact that has allowed the use of these drugs to treat many different aliments. objective.-the purpuse of this study was to examine prosepectively benefical effects , if any, of sublingual nitroglycerin on the pain of renal colic. design.- prospective , randomised , double blind, placebo- contoled...
this study focuses on tracing the clearly defined elements of magic realism in toni morrison’s song of solomon as an illustrious african american example of the mode. magic realism is a fictional technique that combines fantasy with raw physical reality in a search for truth beyond that available from the surface of everyday life. toni morrison, as a distinguished african-american practitioner ...
This study investigated the mechanisms of seed potato management by potato growers of Freydunshahr County in Isfahan province. Survey research method was used in this study. A sample of 250 potato growers (N=725) was selected for data collection. Stratified random sampling method was used. The research instrument was a questionnaire that was validated for face validity by a panel of faculty mem...
An approach to agricultural management is to select and to identify susceptible regions for sowing according to the climatologic and physiographic condition of the land. Knowing this enables the farmers to farm in line with the physical and climatologic conditions of the land and to decrease the crop injuries due to the undesirable climatologic conditions. There fore, this approach can be an ef...
An approach to agricultural management is to select and to identify susceptible regions for sowing according to the climatologic and physiographic condition of the land. Knowing this enables the farmers to farm in line with the physical and climatologic conditions of the land and to decrease the crop injuries due to the undesirable climatologic conditions. There fore, this approach can be an ef...
Abstract To find out how maize and potato can grow and develop in an intercropping system rather than each grown alone in a sole cropping system the following factorial experiment was performend in the frame-work of a randomized complete block three replications in the experimental farm of the faculty of agriculture, Zanjan University in year 2004. Different potato to maize ratios of (1:0), i...
the main purpose of this paper is analyzing sustainability condition for potato cultivation in bahar-hamedan plain. potato farmers population in this plain is 2054 individuals. we obtained sample size, which are 162 by using cochrane’s formula. for increasing accuracy 172 samples fill out the questionnaires. data analyzed by spss software. results showed that sustainability level was low or ver...
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