sustainability - SUNY College of Environmental Science and Forestry

Sustainability 2011 , 3 2320 of work necessary to produce the liquid fuel. The internal energy is absolutely necessary to accura ...

Sustainability 2011 , 3 2321 Hammerschlag, R. Ethanol’s energy return on investment: A survey of the literature 1990-present. E ...

Sustainability 2011 , 3 2322 Delucchi, M.A. Emissions of Greenhouse Gases from the Use of Transportation Fuels and Electricity, ...

Sustainability 2011 , 3 , 2358-2391; doi:10.3390/su3122358 sustainability ISSN 2071-1050 http://www.mdpi.com/journal/sustainabil ...

Sustainability 2011 , 3 2359 EROI. The same was not true for wheat, which showed little change in EROI in the face of increasing ...

Sustainability 2011 , 3 2360 m^2 Square meter Mt Megatonne (million tonnes) t Tonne/metric ton toe Tonnes of oil equivalent PJ P ...

Sustainability 2011 , 3 2361 Value-added growth (post-harvest processing to add value) in the sector is erratic, due mainly to “ ...

Sustainability 2011 , 3 2362 Rainfall patterns are erratic, so the country’s agriculture depends heavily on irrigation water. Th ...

Sustainability 2011 , 3 2363 1.2. Study Background and Basis Energy analysis is not new to agriculture. The literature shows a v ...

Sustainability 2011 , 3 2364 pesticide) in energy terms. The purpose of such studies were generally the same, citing, for exampl ...

Sustainability 2011 , 3 2365 The value of NEA as a tool for resource-use analysis is derived chiefly from the fact that it asses ...

S r d n th p e th in Sustainabilit Figure in Pak Inputs su equired by depletion. T non-renewab he system processing w environmen ...

Sustainability 2011 , 3 2367 2.2. Determining Energy Values Data on the energy inputs into the system are all expressed in terms ...

Sustainability 2011 , 3 2368 2.2.2. Fertilizer Input The fertilizer usage rates used in this study are taken from government est ...

Sustainability 2011 , 3 2369 formula to calculate the amount of energy expended is “person-hours (hours ha−^1 ) × cropped area ( ...

Sustainability 2011 , 3 2370 assumed that all rabi crops receive the same proportion of groundwater (Table 5). We calculated the ...

Sustainability 2011 , 3 2371 Table 3. Number of diesel and electric motors required to pump groundwater for wheat grown in Pakis ...

Sustainability 2011 , 3 2372 Table 4. Number of diesel and electric motors required to pump groundwater for rice grown in Pakist ...

Sustainability 2011 , 3 2373 Table 5. Seasonal groundwater expressed as a percentage of total available irrigation water in Paki ...

Sustainability 2011 , 3 2374 Table 7. Energy share of diesel and electric motors required to pump groundwater to wheat in Pakist ...