稻秆和豌豆苗头制成的堆肥与其肥料性状

《稻秆和豌豆苗头制成的堆肥与其肥料性状》由会员上传分享，免费在线阅读，更多相关内容在工程资料-天天文库。

1、稻秆和豌豆苗头制成的堆肥与其肥料性状【英文标题】RiceStraalmanurepactonenvironment.Thefarmuchoxygenthat,itent.oreeasilythanricestrae,andmuchlongerinricestraperature,increaseoftotalnitrogencontent,decreaseoforganiccarboncontentanddecreaseofC/Nratioareevidenceforcharacteristingthepostingprocess.Toomuchn

2、itrogenadditiontothepostingmaterialshascausedammonialossandtoxicity.HighammoniapartialpressurehasharmedthegroeePieng-Zhengsoil.EvenathighestconcentrationofNH4-NinQi-Kuai-CuosoiltheNeubauerbioavailablenitrogenicalfertilizerplotandnon-fertilizerplot.TheyieldofmustardplantfromQi-

3、Kuai-CuosoilPieng-Zhengsoil,andyieldsobtainedfromS30,S20andP30plot,aturatedpostscouldharmtheplantgrowth.--------------------------------------------------------------------------------【目录】摘要…………………………………………………………………...……IAbstract……………………………………………………………...……III目录………………………………………

4、………………………………..V表次………………………………………………………………………VI图次………………………………………………………………...……VII附表目录…………………………………………………………………IX前言………………………………………………………………………..1材料与方法………………………………………………………………...4结果与讨论一、堆肥基本性质（一）温度………………………………………………………………18（二）pH值………………………………………………………………23（三）水分……………………………………………………

5、…………..26（四）灰份………………………………..........…………………………27（五）总氮浓度…………………………………..………………………33（六）可溶性氮…………………………….………………………….…37（七）C/N比………………………………………………………….…42二、孵育土壤性质……………………………….…………………….…48三、Neubauer堆肥生物有效性……………….……………………….…56四、盆栽试验……………………………………………………….….….60结论…………………………………………………………………

6、…….62