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1、HUAZHONGAGRICULTURALUNIVERSITY碩士學(xué)位論文MASTER’SDEGREEDISSERTATION不同氮、磷、鉀水平及配比對(duì)密花石斛幼苗生長(zhǎng)的影響EFFECTOFDIFFERENTLEVELSANDCOMBINATIONSOFNITROGEN,PHOSPHOROUSANDPOTASSIUMONTHEGROWTHOFTHESEEDLINGSOFDENDROBIUMDENSIFLORUMWALLICH研究生:孔令猛CANDIDATE：KONGLINGMENG導(dǎo)師:尹俊梅研究員SUPERVISOR
2、：PROFESSORYINJUNMEI劉國(guó)鋒教授PROFESSORLIUGUOFENG學(xué)位類型:農(nóng)業(yè)推廣碩士DEGREEMASTERDEGREEINTYPE：AGRICULTURALEXTENSION領(lǐng)域:園藝FIELD：HORTICULTURE中國(guó)武漢WUHAN，CHINA二○一四年六月JUNE，2014萬(wàn)方數(shù)據(jù)學(xué)校名稱：華中農(nóng)業(yè)大學(xué)單位代碼：10504分類號(hào)：S6密級(jí)：華中農(nóng)業(yè)大學(xué)碩士學(xué)位論文不同氮、磷、鉀水平及配比對(duì)密花石斛幼苗生長(zhǎng)的影響EffectofDifferentLevelsandCombination
3、sofNitrogen,PhosphorousandPotassiumontheGrowthoftheSeedlingsofDendrobiumdensiflorumWallich研究生:孔令猛學(xué)號(hào):2012305120020指導(dǎo)教師:尹俊梅研究員劉國(guó)鋒教授學(xué)位類型:農(nóng)業(yè)推廣碩士領(lǐng)域:園藝華中農(nóng)業(yè)大學(xué)園藝林學(xué)學(xué)院中國(guó).武漢CollegeofHorticulture&ForestrySciencesHuaZhongAgricultureUniversityWuhan,China萬(wàn)方數(shù)據(jù)萬(wàn)方數(shù)據(jù)不同氮、磷、鉀水平及配比對(duì)
4、密花石斛幼苗生長(zhǎng)的影響目錄摘要·········································································································································I關(guān)鍵詞·········································································································
5、····························IAbstract··································································································································IIKeywords····················································································
6、········································III1.引言····························································································································11.1.密花石斛研究現(xiàn)狀·············································································
7、······················11.2.植物礦質(zhì)元素氮磷鉀的研究進(jìn)展···········································································11.2.1.植物礦質(zhì)元素氮的研究進(jìn)展·······································································11.2.2.植物礦質(zhì)元素磷的研究進(jìn)展····································
8、···································31.2.3.植物礦質(zhì)元素鉀的研究進(jìn)展·······································································61.2.4.蘭科植物氮磷鉀配比施肥研究進(jìn)展··························
