نتایج جستجو برای: labor and fertilizer
تعداد نتایج: 16838882 فیلتر نتایج به سال:
wheat is the dominant cereal crop constituting the first staple food in iran. this paper studies the energy consumption patterns and the relationship between energy inputs and yield for wheat production in iranian agriculture during the period 1986 – 2008. the results indicated that total energy inputs in irrigated and dryland wheat production increased from 29.01 and 9.81 gj ha-1 in 1986 to 44...
Wheat is the dominant cereal crop constituting the first staple food in Iran. This paper studies the energy consumption patterns and the relationship between energy inputs and yield for Wheat production in Iranian agriculture during the period 1986 – 2008. The results indicated that total energy inputs in irrigated and dryland wheat production increased from 29.01 and 9.81 GJ ha-1 in 1986 to 44...
The study analyzed the maize Total Factor Productivity growth using Data Envelopment Analysis (DEA) based on Malmquist Index in Nigerian. Factors that affect maize total factor productivity growth were also identified using Ordinary Least Square (OLS) method. The study used secondary annual data for the period from 19712010 in order to attain the objective. The result revealed that for the fort...
The study assessed economic of maize production in Ogori/Magongo local government area of Kogi State. To this end, effort was made to examine the socio economic characteristics of the maize farmers, determine the resource use efficiency, problems as well as profitability of maize production in the area. To achieve the objectives of this study 48 maize farmers where randomly selected from 5 ward...
the study assessed economic of maize production in ogori/magongo local government area of kogi state. to this end, effort was made to examine the socio economic characteristics of the maize farmers, determine the resource use efficiency, problems as well as profitability of maize production in the area. to achieve the objectives of this study 48 maize farmers where randomly selected from 5 ward...
background: clinical trials in surgical procedures have shown that dexamethasone reduced pain, nausea and vomiting postoperatively. the aim of this study was to compare the effect of dexamethasone on nausea and vomiting and labor pain in women who were candidates for normal vaginal delivery. methods: in a clinical trial, 60 pregnant women during labor were allocated to two groups receiving 8 mg...
sugar beet as an industrial crop plays a main role in satisfying domestic demand of sugar. study on the production efficiency of sugar beet is important because this is a factor that influences production without additional cost. in this study, data envelopment analysis approach (dea), was implemented to calculate technical, administrative and scale efficiency of sugar beet production. also opt...
raphanus sativus l. (radish) plants were grown in waste water irrigated area of dinapur, a suburban area in the north east of varanasi, india. soil and plant characteristics were compared between fertilized (farmyard manure (fym), npk, and fym+n) and non-amended control treatments. compared to the control, plants grown in fym and fym+n amended soil showed a decrease in concentrations of heavy m...
Expansion of commercial vegetable production in Kentucky prompted the updating of the 1998 commercial vegetable budget estimates for Kentucky’s major commercial vegetables in 2000. Updates continued throughout subsequent seasons. These estimated returns to land, labor, and management sought to convey a conservative profitability estimate for comparative purposes among existing and potential com...
the current study attempted to investigate the mathematical sturcuture of cost function of irrigated wheat crop in kurdistan province. the methodolgy is based on duality assumption. the sample size is 257 farmers for the agricultural year 2011-2012.data was collected byinterviewwith farmers and writing writerquestionnaire.the multistage cluster random sampling used. the results showed that, the...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید