نتایج جستجو برای: a field experiment in paddy fields galogah city
تعداد نتایج: 20480650 فیلتر نتایج به سال:
identifying indicators of environmentally sustainable agriculture in paddy fields of guilan province
in recent years, agriculture has become the prime polluter of natural resources. it is therefore essential to make assessments based on reliable indicators to ensure that an agricultural system remains not only productive, but also ecologically sound. a large area of arable land in guilan province is devoted to rice cultivation so the transition to environmentally sound agricultural practice in...
simplification universal as a universal feature of translation means translated texts tend to use simpler language than original texts in the same language and it can be critically investigated through common concepts: type/token ratio, lexical density, and mean sentence length. although steps have been taken to test this hypothesis in various text types in different linguistic communities, in ...
The objective of the present study was to financially compare chemical and agricultural management methods of rice blast disease, as a prevalent disease in paddy fields of Langerood in Guilan Province, Iran. Thirty-three rice experts and 373 paddy farmers were selected by random sampling procedures. Data were collected by a research made questionnaire and were analyzed by SPSS. Benefit Cost Rat...
Identifying Indicators of Environmentally Sustainable Agriculture in Paddy Fields of Guilan Province
In recent years, agriculture has become the prime polluter of natural resources. It is therefore essential to make assessments based on reliable indicators to ensure that an agricultural system remains not only productive, but also ecologically sound. A large area of arable land in Guilan province is devoted to rice cultivation so the transition to environmentally sound agricultural practice in...
in this investigation the effect of external field on the electron density of nanostructures of cds, cdse, cdte, gaas and polymeric structure of three, four, five and six units of cds as a kind of nanosolar cells has been studied theoretically. as modeling this system in nanodimension, molecular structures has used. specific properties of molecular structures permit us to consider different sym...
The Indonesian government continues to ensure the availability of rice as a staple food through various programs, including optimization paddy fields. Paddy field management is directed and encouraged more intensively by accelerating planting minimizing idle land. form support stimulation provided farmers in counseling assistance, providing seed facilitation agricultural machinery other facilit...
We compared aquatic invertebrate diversity in paddy fields under traditional and modern management practices. We also examined the general factors that may be related to diversity within each paddy field. The Kitadan area was farmed with traditional management practices, with much longer periods of irrigations compared with the Kahoku area, which was farmed with modern agricultural practices us...
The importance of controlled water supply is indispensable for the sustainability in low land paddy production, which varies enormously from region to region and country to country. What essential is the degree of importance given to the three elements of water management namely (i) resource management within the watershed (ii) conveyance to the crop fields and (iii) management within farm fiel...
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