sustainable land management practices for graziers

Tài liệu Opportunities to Reduce Greenhouse Gas Emissions through Materials and Land Management Practices docx

... Ton=Timeperiodoftransition,defaultis1yearforcarbonlossesAlthoughthisequationissimilartotheequationusedtoestimatecarbonlossesinDOM(seebelow),itisnotinaccordancewiththe2006IPCCGuidelines.Theguidelinesrecommendagreaterdegreeofdisaggregationoflandusedatabyclimateandsoiltype.Theequationaboverepresentsasimplificationofthevariabilityofcarboncontentsinsoilthatexistsonregionalandnationalscales.Thesoilcarbonstockfortheoldlandusecategory(Cso)wasbasedoninformationfordifferentecosystemtypespresentedinthe2000IPCCreportonLandUse,LanduseChange,andForestry.117Thesoilcarbonstockforthenewlandusecategoryofsettlements(Csn)wasbasedonafractionofCso .For forestlandandgrassland,thefractionwas0.5andforcropland,thefractionwas0.8.GuoandGifford(2002)observedthatlandusechangesofforestlandtocroplandandpasturelandtocroplandresultedinsoilcarbondecreasesof42%and59%,respectively.118Theestimateforthisprojectassumesthattheconversionofforestlandorgrasslandtourbanlandisequivalenttoaconversiontocropland(boremoveexistingvegetationandcausesignificantsoildisturbance);therefore,GuoandGiffordsworksupportsthiseffortsestimationofa50%lossassociatedwiththisconversion.Itisestimatedthatsoilsunderforestsorgrasslandswillloseapproximately50%oftheoriginalorganiccarbonwhenthelandisconvertedtodevelopedland.Theselossesareaconsequenceofboththeremovalofsurfacesoils(toprovidesuitablebuildingfoundation)andnaturaloxidationwhenthesoilisgradedfollowingremovalofthevegetativecover.Lossesfromcroplandsareonlyexpectedtobe20%becausethesesoilsalreadyundergoperiodictillageandthemajorityofnaturaloxidationwillalreadyhaveoccurred.AliteraturereviewforthisprojectdidnotidentifyotherstudiescomparabletoGuoandGifford(2002)thatestimatedsoilcarbonlossesassociatedwithconvertingcroplandtourbanland.Therefore,the20%soilcarbonlossestimatefordevelopmentofcroplandintourbanlandisbasedonbestprofessionaljudgment.th ... Carbondioxide(CO2)isabsorbedby land andvegetationthroughtheprocessofphotosynthesis.Thenetemissionsarenegative(sequestration)andsubstantial,offsettingapproximately884MMTCO2E,orapproximately13%oftotalemissionsin2006.114Thecarbonsequestrationandstorageprovidedby land canbepreservedthough sustainable land management practices, andcanbeenhancedbyrestorationof land, suchasreforestationofcontaminated land. Theemissionsestimate for the land basedcarbonsinkisgivenbytheInventory.Specifically,Chapter7, Land Use, Land UseChange,andForestry,providesanassessmentofthenetGHGfluxresultingfromtheusesandchangesin land typesandforestsintheU.S.,includingnetemissionsfromforestlandremainingforestland,croplandremainingcropland, land convertedtocropland,grasslandremaininggrassland, land convertedtograssland,settlementsremainingsettlements,landfillyardtrimmings,and ... September2009Keyassumptionsbasedonthe2006IPCCGuidelinesarethat for aTier1approach,Cn for developed land iszero.The2006IPCCGuidelinesprovideestimates for deadwood/litter(Co) for forest land only. For other land classes,theestimates for Coiszero.Theestimates for Aonarebasedonthesameinformationused for thebiomasspool.ThecarbonemissionsattributabletogreenfielddevelopmentshowninTable13representanestimateoftheaggregatefromcropland,grassland,andforestlandconversion.However,themagnitudeofimpactsfromgreenfielddevelopmentvaryasaconsequenceofthedegreeofdisturbanceoftheabove‐andbelow‐groundcarbonpoolsandthelocationofimpact(e.g.,originalcarboncontentofthesoilandbiomass,whichvariesbyecoregion).Thecurrentanalysisestimatesthat land useconversionresultsinaggregatelossesofapproximately25%,50%,and70%oftheestimatedterrestrialcarbonpoolofcropland,grassland,andforestland,respectively.BUILDINGHVACANDLIGHTINGTable...

Tài liệu Urban Forestry Best Management Practices for Public Works Managers Urban Forest Management Plan docx

Danh mục: Cao đẳng - Đại học

... Urban Forest Management PlanUrban Forestry Best Management Practices for Public Works Managers 14Urban Forestry Best Management Practices for Public Works Managers: Urban Forest Management ... operations.Urban Forestry Best Management Practices for Public Works Managers: Urban Forest Management PlanTree Risk Reduction Plan/Emergency Storm Response Plan IUrban Forest Management PlanUrban Forestry ... Education 14Urban Forest Cost/Beneﬁt Analysis 15Urban Forest Management Plan Summary 17 For More Information 19Thank You 21Contents II 3Urban Forestry Best Management Practices for Public Works...

Better management practices for seaweed farming (Eucheuma and Kappaphycus)

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... 6HHGOLQJ&RQFUHWHDQFKRU5RSHIORDW)LJ7XPERWXPER)LJ5DIW6W\URIRDP%DOO%DPERR3ROH3(5RSHPP3(5RSH6HDZHHGFXWWLQJV3(1HW[.[0'$QFKRU Better Management Practices for Seaweed FarmingEucheuma and KappaphycusPrepared by the Philippines National TeamNemencio...

Better Management Practices for Striped (Tra) Catfish Farming in the Mekong Delta, Vietnam

Danh mục: Thủy sản

... income e.g. as fertiliser for rice crops, gardens or landfill for planting grass for animal husbandry. Step 2: Ploughing Ponds located inland and/or on high ground may dry easily. On removal ... grow-out feeds available for tra catfish in the Delta include predominantly three basic types: ã feeds for 14-150 g range stock ã feeds for 20-200 g range stock ã feeds for over 500g stock Table ... obtain a healthy environment for growth of stock, and therefore attaining better overall productivity. 11 PART A. GENERAL BACKGROUND TO BETTER MANAGEMENT PRACTICES 16 rather than...

Sustainable Land Management (SLM) Technologies and Approaches pot

Danh mục: Quỹ đầu tư

... gulley formation, and potential landslides. Land use Climate Degradation Conservation measure Extensive grazing land Grazing land: Extensive grazing land (before) Forests / woodlands: ... of land degradation, rehabilitation / reclamation of denuded land Origin: Externally - recent (<10 years ago) Land use: Grazing land: Extensive grazing land (before), Forests / woodlands: ... 2% - 3% Land ownership: state Land use rights: leased (The land belongs to the state and the land users rented this plot.) Water use rights: (The land belongs to the state and the land users...

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Best Management Practices for Trapping in the United States docx

Danh mục: Cao đẳng - Đại học

... Single-strandcable Best Management Practices for Trapping in the United StatesRestraining DevicesAll types of traps used on land to hold live animals were evaluated using five performancecriteria: ... killing traps must meet different performance standards for animal welfare and safety.The animal welfare performance standard for killing traps set on land is that the trapmust cause irreversible ... section for each BMP-designated trap.PracticalityTraps should be practical for use in the field under trapline conditions. After a particularBMP trap test, each trapper was asked for information...

BEST MANAGEMENT PRACTICES FOR DAIRY GOAT FARMERS pptx

Danh mục: Cao đẳng - Đại học

... basic information necessary for the development and management of a goat dairy. Managing Milking Does Chapter 2 Page 37 THE DRY DOE You will also need to develop a protocol for drying ... busy day forgotten or delayed. Have a regular cleaning schedule for the waterer. Goats prefer warmer water and will decrease water intake below 41 degrees F Animal comfort is a must for maximum ... doe information reviewed. 3. Fresh Doe Basics. 4. Feed nutritionist balance ration 5. Forage samples 6. Animal Comfort 7. Quality Milk Production 8. Proper Milking Procedure 9. SCC information...

Sustainable Land Management in the Tropics_1 docx

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Sustainable Land Management in the Tropics_2 ppt

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Sustainable Land Management in the Tropics_3 pptx

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Sustainable Land Management in the Tropics_4 potx

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Sustainable Land Management in the Tropics_5 pptx

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Sustainable Land Management in the Tropics_8 pptx

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Sustainable Land Management in the Tropics_9 pdf

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Báo cáo khoa học nông nghiệp " Development of Better Management Practices for Catfish Aquaculture in the Mekong Delta, Vietnam " doc

Danh mục: Báo cáo khoa học

Báo cáo khoa học nông nghiệp " Development of Better Management Practices for Catfish Aquaculture in the Mekong Delta, Vietnam " pptx

Danh mục: Báo cáo khoa học

Sustainable Land Management Sourcebook potx

Danh mục: Nông nghiệp

Tài liệu Sustainable water management for rural development in the Mekong river delta, Vietnam pptx

Danh mục: Quản lý nhà nước

... established as approximately 1 million cubic meter per day. 3. DISCUSSION ON SUSTAINABLE WATER MANAGEMENT Sustainable water management (SWM) should not only control the water resources towards the ... by in the past decade. For rural and agricultural development in coming years, water needs for the whole MD will mainly include:  irrigation water in dry season for 1,8 million hectares ... freshwater, intrusion of salinity, water logging of agricultural land, destruction of wetlands and loss of biodiversity in mangrove forest and coastal areas. These negative impacts are slow the...

Tài liệu Project Management Practices: The Criteria for Success or Failure docx

Danh mục: Quản lý dự án

... log jams. Project Management Practices: The Criteria for Success or Failure Communications of the IBIMA Volume 1, 2008 234 Project Management Practices: The Criteria for Success or Failure ... of cost estimation. 8 Leadership: Management skills of project leader. Thank you for your participation Project Management Practices: The Criteria for Success or Failure Communications ... gathers information about the project title and team members. Part B contains assessment questions on project management issues. There are eight questions on project management practices...

Tài liệu Keep Your Shop in Tune A Best Management Practices Guide for Automotive Industries docx

Danh mục: Kĩ thuật Viễn thông

... preferred methods of waste management practices. 16 These tables highlight the preferred methods of waste management practices. Recommended Preferred Hazardous Storage Management Waste? Practice ... cleaning solutions. Use dirty cleaner for thefirst wash, followed by clean cleaner. Keep two containers for each solvent - one for dirty solvent and one for clean. Clearlylabel these containers.ã ... hazardous waste facilities in NW Portland and OregonCity. Appointments are required and there is a charge for this service. Call Metro at503-234-3000 for more information and an application package.UNIVERSAL...

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