[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fcXP8VOUHEzrOp2FR3ecKgpZ34IbtIj5E6lKD0lsxOaw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":15,"related":16,"source":20,"type":21},[],"2025-07-01 08:05:31",1062214226,[8,9,10,11],"灌溉","施肥","盖草","中耕",{"courseImg":13,"courseName":14},"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff8f437b975a0b56f9d37ab6840a1c50d.jpg","[共享课]土壤肥料学","采用( )的方法可以让早春麦田防冻",[17,22,31,37,46,54,59,64,69,74],{"answer":18,"createTime":5,"id":6,"options":19,"question":15,"source":20,"type":21},[],[8,9,10,11],"v2",0,{"answer":23,"createTime":5,"id":24,"options":25,"question":30,"source":20,"type":21},[],1062214323,[26,27,28,29],"有机氮的矿化","铵的硝化","无机态氮的生物固定","铵离子的矿物固定","土壤中95%的氮元素是不能被植物所直接利用的,需要经过一系列的化学和生物反应以后才能被植物所吸收,以下为土壤中氮元素的转化过程,其中经过( )阶段后土壤中的氮元素能被植物直接吸收、利用",{"answer":32,"createTime":5,"id":33,"options":34,"question":36,"source":20,"type":21},[],1062214457,[35,11,9],"排水","涝洼地积水后通过( )可提高土壤温度",{"answer":38,"createTime":5,"id":39,"options":40,"question":45,"source":20,"type":21},[],1062214485,[41,42,43,44],"伊利石","蒙脱石","高岭石","绿泥石","下列粘土矿物中属于1:1型的是( )",{"answer":47,"createTime":5,"id":48,"options":49,"question":52,"source":20,"type":53},[],1062214489,[50,51],"对","错","根外追肥时,营养液浓度越高,越有利于作物吸收.( )",3,{"answer":55,"createTime":5,"id":56,"options":57,"question":58,"source":20,"type":53},[],1062214501,[50,51],"作物缺乏Mg、K元素时都表现为脉间失绿.( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":63,"source":20,"type":53},[],1062214615,[50,51],"植物细胞能以胞饮作用进行有机养分的吸收.( )",{"answer":65,"createTime":5,"id":66,"options":67,"question":68,"source":20,"type":53},[],1062214623,[50,51],"甘薯、马铃薯适宜施用铵态氮.( )",{"answer":70,"createTime":5,"id":71,"options":72,"question":73,"source":20,"type":53},[],1062214670,[50,51],"硝酸钠属于生理碱性肥料.( )",{"answer":75,"createTime":5,"id":76,"options":77,"question":78,"source":20,"type":53},[],1062214692,[50,51],"缺氯,叶片萎蔫失绿坏死,最后变为褐色,同时根系生长受阻、变粗,根尖变为棒状.( )"]