scholarly journals Energy Use Efficiency in Irrigated and Rainfed Wheat in Pakistan

2020 ◽  
Author(s):  
Muhammad Imran ◽  
Orhan Özçatalbaş

Wheat is an important staple food in Pakistan and is grown in both irrigated and rainfed production systems. To meet increased demand, farmers have increased the use of input energy in wheat production. The intensive use of energy has many consequences for energy security and environmental sustainability. In this chapter, we have analyzed the energy use efficiency of wheat crop grown in two different production systems using data collected from wheat farmers of Punjab province of Pakistan through face-to-face interviews. Energy input–output analysis revealed that 49,079 MJ/ha input energy is used in irrigated wheat and 31,421 MJ/ha in rainfed wheat. The main difference between both production systems is because of irrigation water. Fertilizer has the highest share in total energy consumption followed by diesel fuel. Energy consumed per kilogram of wheat produced is less in rainfed wheat compared to irrigated. Similarly, energy efficiency values of rainfed wheat are better than irrigated wheat. Results of data envelopment analysis reveal that 38% of wheat farmers in rainfed systems and 62% in the irrigated system are using energy efficiently. The substantial difference between the energy use of inefficient and efficient indicates that there’s a significant potential to improve energy use efficiency in both systems.

Author(s):  
Muhammad Imran ◽  
Shamsheer ul Haq ◽  
Orhan Ozcatalbas

Abstract Agriculture is one of the high input energy using sectors which ultimately produces the output energy for the survival of human beings. Wheat is an important cereal in the agriculture production system. It is a major food crop and staple food for many countries in the world. Higher population growth has increased demand for wheat, and this demand has been met through the adoption of modern agricultural practices which are heavily dependent on energy. The current study was planned to examine the input energy use efficiency of rainfed wheat growers in Pakistan and Turkey (countries among the top 10 global wheat producers). A total of 119 wheat growers from the rainfed areas of both countries were randomly selected. The data envelopment analysis was executed to estimate the input energy use efficiency score of the growers. The results of the study revealed that almost a similar source of input energy is used in both countries in wheat cultivation. The largest input energy consumption in Turkey was nitrogen fertilizer (10,531.50 MJ ha−1), while in Pakistan was farmyard manure (12,837.32 MJ ha−1). The Turkish growers have higher energy use efficiency 2.42 as compared to Pakistani growers, whose energy use efficiency was 1.09. Results further revealed that there is a substantial potential for energy savings in both countries by optimizing energy use. The study concluded that the exchange of energy-efficient practices between both countries can significantly reduce energy use and improve the yield of wheat.


2012 ◽  
Vol 99 (2) ◽  
Author(s):  
Sh. Lorzadeh ◽  
A. Mahdavidamghani ◽  
M. R. Enayatgholizadeh ◽  
M. Yousefi

2019 ◽  
Vol 17 (2) ◽  
pp. 81-102
Author(s):  
ابوالفضل ناصری ◽  
رامین نیکان فر

Energy ◽  
2011 ◽  
Vol 36 (5) ◽  
pp. 2765-2772 ◽  
Author(s):  
Seyed Hashem Mousavi-Avval ◽  
Shahin Rafiee ◽  
Ali Jafari ◽  
Ali Mohammadi

2011 ◽  
Vol 3 (4) ◽  
pp. 58-65 ◽  
Author(s):  
Parviz REZVANI MOGHADDAM ◽  
Hassan FEIZI ◽  
Farzad MONDANI

Efficient use of energy helps to achieve improved production and productivity, and contributes to economy, profitability and competitiveness of agricultural sustainability. The aim of the present study was to compare open field and greenhouse tomato production systems in terms of energy efficiency, energy intensiveness, energy productivity, benefit to cost ratio and amount of renewable and non-renewable energy uses. Data were collected from 128 and 16 open field and greenhouse tomato growers, respectively, by using a face-to-face questionnaire in 2010. The results showed that the total energy requirement under open field and greenhouse systems were 47647.12 and 2102678.73 MJ ha-1, respectively. The share of direct, indirect, renewable and non-renewable energies from total energy input which average in open field and greenhouse production systems were 74%, 26%, 17% and 83%, respectively. Energy use efficiency was achieved 1.42 and 0.18 in open field and greenhouse, respectively. The benefit to cost ratios of 2.33 in open field and 3.06 in greenhouse was recorded. Based on the present results, open field tomato production system had higher energy efficiency in comparison with greenhouse tomato production system while greenhouse system had a higher economical benefit.


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