电大专科《植物生产技术》期末复习考试试题及参考答案「精编打印版」


    电植物生产技术期末复考试试题参考答案
    资料抄
    单选题(题2分30分)
    1.国植物生产农业中重降原( B )
    A.受土数量严重制约 B.农业部结构调整
    C生产技术进步缓慢 D.生产具难控性特征
    2.目前国农业产业化组织形式( C )
    A土种田户集中 B.形成区域专业化生产
    C公司十农户 D.适区发展适产业
    3.植物生产发展趋势( A )
    A.专业化产业化 B.保护生产
    C.公司十农户 D.合作济组织十农户
    4.关植物生产国国民济中位列说法错误( C ) A植物生产农业中重降
    B.农业部结构调整粮纲农林牧渔全面发展
    C.植物生产国民济中位降 D.畜牧业位升
    5.禾谷类作物群体增时候( C )
    A.密度降总穗数降 B.密度增高总穗数降
    C.穗粒数粒重呈降趋势 D.穗粒数粒重增加
    6.禾谷类作物需水高峰期般( D )
    A.返青期 B.拔节期 C.孕穗期 D.抽穗开花期
    7.禾谷类作物生中吸收氮磷钾三素转折点( B )
    A.返青期 B.拔节期 C.孕穗期 D.抽穗期
    8.禾谷类作物产量构成素特点( A )
    A动调节 B.密度影响
    C.生育期逐渐形成 D.三素步增长
    9.关甘薯根叙述错误( D )
    A.甘薯苗茎蔓生长均定根
    B.纤维根称吸收根 C.梗根称牛蒡根
    D.牛蒡根贮藏养料器官
    10.花生水分敏感期( C )
    A.种子萌发出苗期 B.苗期
    C.开花针结荚期 D.饱果成熟期
    11.油菜水分敏感期( C )
    A.萌发出苗期苗期 B.苗期蕾苔期
    C.蕾苔期开花期 D.开花期籽实期
    12.列作物中光饱点高( A )
    A.玉米 B.麦 c.水稻 D.谷子
    13.列属长日植物( D )
    A.谷子 B.水稻 C.玉米 D.麦
    14.列属短日植物( B )
    A.麦 B.水稻 C.麦 D.黑麦
    15.短日作物缩短光时间( B )
    A营养生长旺盛 B.穗提前分化 C.植株徒长 D.产量提高
    16.粮食作物生产属( D )
    A.资金密集型 B.劳动力密集型C.技术密集型 D.土密集型
    17.蔬菜贮藏中较先进实贮藏方法( D D )
    A沟藏 B通风贮藏库 C.冷藏 D气调贮藏
    18.棚窖基础发展起( D )
    A.窖藏 B.堆藏 C.气调贮藏 D.通风贮藏库
    19.式通风贮藏库( B )
    A.受气温影响 B.保温性
    C·空气流 D.通风降温效果
    20.列属苹果夏季修剪方法( A )
    A.扭梢 B.短截 C.缩剪 D.缓放
    21.列属苹果树冬季修剪方法( D )
    A.拉枝 B.刻伤 C.环剥 D.疏剪
    22.柑橘幼树修剪般采( B )
    A.疏剪 B.短截 C.缩剪 D.缓放
    23.郁金香属( C )
    A.二年生花卉 B.宿根花卉C.球根花卉 D.温室花卉
    24.菊花属( B )
    A二年生草 B.宿根草C.温室花卉 D.木花卉
    25.肾蕨属( D )
    A.宿根花卉 B.兰科花卉C.浆植物 D.年生常绿草
    26.花生属( B )
    A.木 B.豆科作物 C.禾科作物 D.十字花科作物
    27.鸡冠花属( D )
    A.宿根花卉 B.球根花卉C.水生花卉 D.年生花卉
    28.说明瓜叶菊( B )
    A 年生草 B.属菊科 C.原产国 D.穗状花序
    29.球根花卉中唐菖蒲细分起属( B )
    A.鳞茎类 B.球茎类 C.块茎类 D.根茎类
    30.球根花卉中水仙花细分起属( A )
    A.鳞茎类 B.球茎类 C.块茎类 D.根茎类
    31.造成萝卜肉质根畸形糠心辣味重原( A )
    A.土壤缺水 B.品种问题 C浇水 D.施肥
    32.列蔬菜间套种方式中充分合理利空间( A ) A.植株高矮 B.根系深浅
    C.生长期长短 D.互利单方利
    33.列蔬菜间套种方式中充分利土合理利空间( D ) A.植株高矮 B.根系深浅
    c.生长期长短 D.直立性开展性蔬菜
    34.列蔬菜间套种方式中充分利土壤中养分( B ) A.植株高矮 B.根系深浅
    C.生长期长短 D.互利单方利
    35.果树扭梢作( B )
    A促生短枝 B.抑制生长促生花芽
    C.减少养分消耗 D.促进新梢成熟
    36.防止果树年结果措施( B )
    A.年促进成花 B.年减少成花
    C.年轻剪营养枝 D.年重剪营养枝
    37生长期苗木抚育务( C )
    A.提高幼苗保存率 B采取切措施加速苗木生长
    C.防止徒长促进木质化形成健壮顶芽
    D.促进苗木生长发育
    38关种子休眠错误( D )
    A.种子成熟转入休眠状态 B.休眠种子呼吸
    C.休眠种子保持适含水量
    D.休眠种子生命活动暂时停止
    39.列关柑橘叙述错误( D )
    A.柑橘国重果树 B.栽培面积仅次苹果
    C.热带常绿树种 D.较耐寒耐早
    40.果树嫁接成活关键( D )
    A选砧木 B.选接穗
    C.结合部位绑紧 D.砧木接穗形成层齐
    41.果园树体理包括( A )
    A整形修剪B.灌溉排水C.深翻施肥D.疏花疏果
    42.说明菊花( A )
    A.原产南非中海区 B.属国十名花
    C.喜凉爽气候 D.宿根草
    43.适合般密植果园苹果树树形( B )
    A.树篱形 B.疏层形 C.圆柱形 D.纺锤形
    44.促进新梢成熟秋季新梢停止生长前( C )
    A.扭梢 B.拉枝 C.摘心 D.短截
    45.幼苗期需遮荫树种( D )
    A.榆树 B.槐树 C.核桃 D.云杉
    46农田林网中林带走应( A )
    A害风方垂直
    B.害风方行
    C.副林带形成夹角 D.副林带行
    47.花生花序( A )
    A总状花序 B.复二歧聚伞花序 C.头状花序 D.圆锥花序
    48.关油菜根错误( C )
    A.圆锥根系B.根发达 C.根瘤菌生
    D.分泌较机酸类物质
    49果品加工中常防腐剂苯甲酸钠食品中超( C )
    A.5 B.1 C 01 D.001
    50.花生种子含油分约( C )
    A.10 B.30 C.50 D.70
    51.国部分油菜种子含油率( C )
    A.18%~22% B.28%~32%C.38%~42% D.48%~52%
    52.目前生产广泛应造林方法( B )
    A.播种造林 B.植苗造林 C.分殖造林 D_扦插造林
    53.营造水土保持林选树种( A )
    A.根系发达树冠浓密 B.树干通直材质
    C.抗风力强树形高 D.寿命长济价值高
    54.营造农田防护林宜选树种( C )
    A.树冠浓密落叶丰富 B.树干通直材质
    C.抗风力强树形高 D.寿命长济价值高
    55.营造材林宜选树种( B )
    A.树冠浓密落叶丰富 B.树干通直材质
    C.抗风力强树形高 D.寿命长济价值高
    56.营造材林宜选( B )
    A.油桐 B.杉木 C.紫穗槐 D.雪松
    57.播种量较造成林木幼苗密需间苗时间应该( C ) A.出苗期 B.扎根期前 C.速生期前 D.速生期
    58国林业工作取举世瞩目成居世界第( C ) A.森林面积 B.森林蓄积量
    C.工林面积 D.单位面积森林蓄积量
    59.全球花卉出口额高国家( D )
    A.德国 B.法国 c.英国 D.荷兰
    60.目前生产种植棉花( D )
    A.亚洲棉 B.美洲棉 C.草棉 D.陆棉
    二填空
    1.粮食储藏两种形式 农户储藏 _国家储藏
    2麦需水界期 孕穗期 夏玉米需水界期__喇叭口期灌浆期__
    3棉花栽培种四目前生产种植__陆棉__ __海岛棉__棉花播种棉铃成熟吐絮生育期般l50~200 天左右
    4.禾谷类作物需水高峰期般 抽穗开花前 需水界期 孕穗前
    5.促进果树新梢成熟秋季新梢停止生长前__摘心__密枝条法通捺枝拉枝加利时枝条基部 彻底疏
    6.柑橘温喜湿树种生长适温度 23—29℃ 商品生产区求年均温度高 15℃
    7唐莒蒲属年生__球根__花卉__长日__ 条件促进开花
    8仙客夏季气温达__30℃__ 时进入休眠
    9.国农业结构调整__粮纲__ 农林牧渔全面发展国农业正传统农业___现代农业___带变
    10.禾谷类作物特征:茎基部叶腋发生 腋芽___长出便形成 分蘖 根__须根__系茎 节节间 .组成
    11.油菜花序着生 茎分枝顶端 总状花序花典型 十字形 花
    12.果品贮藏方式 机械冷库 气调贮藏 简易贮藏 三类
    13.谓幼林抚育造林成活时幼树进行__草松土__ 补植 间苗定苗
    14.香石竹求通气排水性良腐殖质丰富 粘壤土 组培 扦插 繁殖
    15.菊花喜欢凉爽气候生长适温 15~25℃开花适温 10~15℃
    16.唐菖蒲属年生球根花卉 长日 条件促进开花
    17.植物生产产品植物具 生物学 特性植物生产处开放系统中具 难控性 特点
    18.油菜水分敏感期 蕾苔期开花期 花生水分敏感期 开花针期结荚期
    19茄果类蔬菜特点:绝营养生长期__短__ 营养生长生殖生长进期 长
    20.茄果类蔬菜特点:喜 温暖 耐 霜
    21.柑橘夏季修剪基方法三种疏剪二 短截 三 缩剪
    22.造林施工工序分三阶段整选树种阶段 种植造林阶段 幼林抚育阶段
    23.生态性兰科花卉分 附生兰 类 生兰 类
    24.秋播春播作物适宜播种期根 温度 确定夏播作物__前作收获期 定
    25.花生70根系分布__30cm __土层花生根系生根瘤菌__固氮__作
    26.根建筑结构温室分单斜面温室 双斜面温室 等斜面温室 连栋式温室
    27.造林方法___播种造林____植苗造林__ 分殖造林
    28.数禾谷类作物土壤适应性__较广__氮磷钾求总体 较高
    29.国花生品种分__普通型____龙生型__ 珍珠豆型 粒型 四类型
    30.正确掌握林木采种时期注意种子成熟期脱落期致种子轻成熟易风飞散应该 成熟立采集 种子成熟较短时间行脱落粒种子般 果实脱落面收集
    31.菊花般采__分株__ __扦插__方法繁殖
    32.蔬菜播种方式 撒播 条播 点播
    33.种子调制 种子果实中取出 清杂物进行必 种子干燥 便纯净适干燥优良种子
    34.园林应菊花作 盆栽 切花
    35.苹果定干整形带芽萌发时应 时基部抹 缓放枝光秃部位需促生萌芽 方刻伤
    36.果树缓放枝光秃部位需促生萌芽 方刻伤 促进新梢成熟秋季新梢停止生长前进行 摘心
    37.油菜茎高分枝数变化取决 品种 密度 播种早晚水肥条件
    38.蔬菜简易贮藏包 堆藏 沟藏(称埋藏) 窖藏三种基形式
    39.影响种子贮藏效果素含水量 温度 通气条件
    40.蔬菜加工方法 速冻 干制 糖制 等
    41.树木种子催芽方法低温层积催芽 高温催芽 变温层积催芽 三种
    三简答题
    1.油菜板茬移栽关键配套措施?
    答:首先防渍害采轮作改土适度搁田开沟栽菜技术综合防治草害板茬移栽适时早栽提高移栽质量栽菜时施根肥防止早衰春季早施重施抽薹肥苗补施淋花肥
    2.简说明唐菖蒲栽培理
    答:唐菖蒲分球繁殖春季栽植选势高燥通风良方栽培国部分区露越冬球茎4~5℃时萌发生长适温20—25℃冬天球茎贮藏温度2~3℃喜肥栽前施足基肥分长出2片叶4片叶花追肥促进生长花枝粗壮花新球发育
    3.传统温室缺点矮短薄高5 字具体指什?改进?
    答:传统温室矮说温室举架偏低指采光角度短指长度偏短薄
    说墙体墙偏薄高指造价偏高克服缺点创造出高效节型日光温室适加采光屋面角优化墙体坡结构选透光性强寿命长滴膜强化室外保温措施
    4.简说明林木播种育苗生产程序
    答:林木育苗生产程序包括:整施肥播种前作床作垅种子处理播种理苗木抚育保护苗木出圃
    5.衡量蔬菜周年均衡供应水指标?
    答::全年时期蔬菜供数量满足程度蔬菜质量优劣种类少季节差价蔬菜营养素供状况等
    6.请介绍柑橘土壤理技术
    答:土壤较瘠薄丘陵山橘园定植应扩穴挖壕沟深埋绿肥深翻压埋绿肥显著加深熟化土层增加柑橘发根量生长量深翻压埋绿肥夏秋季柑橘发根高峰前期佳雨季干旱时宜进行树盘覆草10~20cm厚极显著稳定温土壤水分保持表层土结构增加土壤机质加强土壤微生物活性应定期已腐烂覆草翻耕土幼龄果园根土壤肥力状况间作蔬菜饲料豆科油料绿肥等投产间作豆科植物成龄果园夏季挖深沟压埋绿肥适量加入腐熟畜粪磷肥冬季清园杂草枯枝落叶翻入土中
    7.请说明什农业产业化
    答:农业产业化市场导社会化集约化农业谓市场导市场需调整农业产业结构产量谓社会化逐步扩农业生产营规模实行农业生产专业化分工加强农业生产加工流通等生产环节机联系直达体化谓集约化农业相粗放农业言包括求更资金技术科学投入通结构优化技术进步实施科学理提高农业济效益
    8.苹果园土壤理包括容?
    答:层土壤结构差果园秋季根系生长高峰结合施基肥深翻土壤消石砾破粘土间隔层根系正常生长成年果园密植幼年果园果树行间种植覆盖作物绿肥等定期刈割割覆盖作物植株然覆盖行利麦秸豆秸等进行全园覆盖常年保持20cm厚度利膜覆盖膜覆盖提高果园土壤温度水分养分显著作
    9.简介绍棉花蕾铃脱落生物学规律
    (1)般条件落铃率高落蕾率(2)蕾脱落日龄幅度(现蕾10—20天)较铃脱落日龄幅度(开花2~8天)(3)般茎果节脱落少早荫蔽棉田中部脱落严重期肥料足中部脱落严重(4)般栽培条件初花期脱落少开花逐渐增盛花期达高峰逐渐减少
    10.蔬菜间套作类型
    答:蔬菜间套作类型:(1)生长期长生长期短蔬菜间套作(2)植株高矮蔬菜问套作(3)根系深浅养分求蔬菜间套作(4)互利单方面良作蔬菜间套作(5)直立性开展性蔬菜间套作
    11.禾谷类作物播种技术包括方面注意什问题
    答:第播前种子处理方法晒种选种药剂拌种等选包衣种子第二确定适宜播种期秋播春播作物根温度确定播期夏播作物播期前作收获期确定第三确定播种量播种量根力水品种特性定瘠薄田高产田应适稀植中等肥力田应适密植
    12.说明禾谷类作物合理施肥
    答:合理施肥原机肥化肥辅基肥追肥辅注意氮磷钾肥配合施足基肥禾谷类作物丰产前提机肥作基肥适量加化肥施足基肥基础根作物产量水等合理施肥四问答题
    1简说明禾谷类作物栽培点
    答:栽培点轮作整播种合理密植合理施肥合理浇水四方面考虑禾谷类作物般连作播前精细整播前进行种子理确定适宜播期播量施肥机肥化肥辅基肥追肥辅浇水根土
    壤墒情降水情况作物生育需确定
    2.什说森林陆生态衡调节中枢?
    答:(1)森林防治水土流失改良土壤作森林复杂垂直结构浓密林冠层林枯枝落叶层效截留降水缓解雨水表直接刷森林庞根系起改善土壤结构固土作(2)林冠落叶层根系够起良蓄水净化水质作森林涵养水源净化水质作(3)森林防风固沙森林乔木灌木林草植物组成固着土壤颗粒力强固着沙土生物改良成具定肥力土壤树冠作降低风速减少流沙迁移(4)森林净化空气减少噪音(5)森林维持然界碳衡调节全球气候(6)森林保护生物样性方面功没
    3.油菜栽培理包括容?
    答:首先选择优良品种选双低油菜品种根气候条件采秋播春播采育苗移栽技术培育冬发秋发壮苗重施冬前肥重施底肥注重机肥注意施硼肥注意防治菌核病
    4.请介绍苹果树圆柱形树形修剪技术
    答:圆柱形适栽植密度较果园定植时50—70cm处定干第年冬剪时选留中心延长枝长40—50cm余枝缓放加角度形成枝组第二年冬剪时继续选留中心干延长枝长40—50cm余枝缓放第三年冬剪时继续培养中心干延长枝长约40cm余枝缓放长弱枝适回缩第四年冬剪中心干缓放
    5.说明仙客香石竹栽培理方法
    答:仙客9—10月采播种繁殖切割球茎繁殖栽培中冬季室温低10℃夏季气温达30℃进入休眠越夏关键环节休眠时需凉爽干燥盆土保持湿润太干较高空气湿度忌施浓肥注意通风
    香石竹组培扦插繁殖播种压条繁殖目前广泛采茎尖菌组织培养炎夏外时间均扦插生长期予充分水肥注意排涝
    6.蔬菜轮作中种类合理搭配原?
    答:制定轮作计划关键蔬菜种类合理搭配原:(1)深根性浅根性养分求差较蔬菜轮作(2)豆科植物安排轮作计划中(3)种严重病虫害蔬菜年限隔离开马铃薯黄瓜姜等需隔2~3年西瓜甜瓜需5~6年(4)具分泌物蔬菜种类中应选相互促进互影响作前作葱蒜洋葱等作种白菜减轻病害(5)应完全覆盖面蔬菜生长缓慢株型较蔬菜交错搭配种植利杂草防
    7.分说明播种造林植苗造林分殖造林优缺点
    答:播种造林优点需育苗省工方法简便适发芽力强耐干旱树种直播造林种子耗费造林抚育理较费工植苗造林优点:苗木根系完整栽恢复快抵抗良环境力强理方便缺点:生产总程较复杂育苗花费劳力较造林成较高时苗木运输假植栽植程必须环环相扣否会影响成活率分殖造林适合营养器官具萌芽力树种较湿润土壤条件方法技术简单幼林初期生长快保持母树优良特性受树种立条件限制较
    8.请介绍北方春季番茄育苗露定植技术点
    答:生长期安排日均温度15℃霜期春季栽培般采温床阳畦育苗阳畦育苗育苗期般60~70天苗床土壤疏松通气营养完全酸碱度适宜非发病土出苗前保持25—30℃出苗昼温20—25℃夜温15℃左右防止徒长2~3叶时时分苗10cm见方分苗移入营养钵
    定植前8~10天适控制浇水进行低温锻炼采畦栽培前年秋深翻春季耙整公顷施优质厩肥75000~112500kg加磷酸钙375~450kg晚霜定植日均温应15℃深度子叶面相宜
    栽培密度品种整枝方式留果穗数生长期长短等
    9.介绍苹果树疏层形修剪方法
    答:疏层形苹果树定植时50~70cm处定千第年冬剪选留中心干第层3~5枝留延长枝中心干延长枝长70—90cm枝延长枝长30~40cm余枝缓放第二年冬剪继续选留中心干第二层2~3枝中心干延长枝长50~60cm枝延长枝长30~40cm余枝缓放第三年冬剪时培养中心干延长枝长40cm枝延长枝30cm余缓放密弱枝适疏短剪第四年冬剪时保留中心干延长枝外枝缓放枝基角保持60~70枝直接培养类枝组
    10.农田林网建设中应选择树种?
    答:选择树种考虑:1乔木树种应速生高树冠发达直根系寿命长抗病虫力强便迅速长久发挥防护作2适适树选择生长健壮乡土树种3量选择济价值高木粮油树种果树作伴生树种灌木树种增加济收益4特注意选传播农作物病虫害中间寄树种农作物病虫害树种5盐碱区选择耐盐碱树种6灌区选树冠强直根系蒸腾量树种
    11.介绍防止减少棉花蕾铃脱落措施
    答:(1)改善水肥条件养分足棉田效果明显(2)协调棉株营养生长生殖生长关系肥沃棉田植株容易徒长通中耕整枝调整追肥浇水时问数量等加调节控制}(3)合理密植通建立合理群体结构减少荫蔽改善田问光条件减少脱落(4)选育选栽结铃性强脱落少品种(5)加强病虫害综合防治
    12农田林网副林带设置林带间距林带宽度林带结构确定?
    答:农田林带基害风方相垂直起防护作副林带林带相交基林带走相垂直辅助林带增强防护作林带间距林带中树种壮龄时期树高20~25倍设计林带间距直接农田灌溉渠系布设机耕效率等关副林带间距般林带间距林带宽度根林带形成透风度林木特征立条件等素确定般林带3~10行林木组成林带结构设置林带目确定克服干旱防风目般采稀疏结构透风结构防风沙危害保护农田果园牧场等采紧密结构
    13 介绍菊花生育性
    答:菊花喜凉爽气候生长适温15~25℃开花适温10~15℃定耐寒性宿根耐10℃低温菊类5℃萌芽10℃新芽生长菊花喜光夏季应遮荫防烈日暴晒适合土层深厚肥沃排水良土壤生长求pH60~79间忌积涝连作
    14 楼蔬菜保护类型?温室棚结构类型?
    蔬菜保护风障畦阳畦温床软化场塑料棚覆盖栽培棚膜膜双覆盖栽培温室栽培等
    温室棚结构类型:单斜面温室等斜面温室双斜面温室连栋式温室
    15禾谷类作物播种技术包括方面?注意什问题?
    第播前种子处理方法晒种选种药剂拌种等选包衣种子第二确定适宜播种期秋播春播作物根温度确定播期夏播作物播期前作收获期确定第三确定播种量播种量根力水品种特性定瘠薄田高产田应适稀植中等肥力田应适密植
    16 花生栽培技术
    花生播前晒种1~2天晒荚果剥壳时间量接播种时间选饱满充实种皮颜色深种子浸种催芽药剂拌种播种足墒种注意合理密植根类型种植条件确定密度粒型品种旱薄密植花生施肥农家肥施肥70~80应作基肥种肥追肥掌握壮苗轻施弱苗重施天旱淡施湿浓施原掌握清棵蹲苗技术基齐苗时锄仔细花生幼苗基部周围土刨开子叶子叶叶腋间侧芽露出土面提早接受阳光射第侧枝早出土开花结荚注意中耕培土杂草防病虫害
    17说明水稻合理浇水
    答:水稻需水般原:插秧寸水活棵浅水分蘖幼穗分化前排水晾田长穗期灌孕穗保胎水抽穗前晾田抽穗开花期保持水层灌浆期干干湿湿湿蜡熟期干干湿湿干水稻采旱种旱育稀植技术节水高产
    18 禾谷类作物生育特点
    答:禾谷类作物重粮食作物中总产量高水稻麦玉米麦生长发育必须循序渐进生育时期营养生长转生殖生长完成生活周期水稻具感光性感温性水稻麦分蘖性开花籽粒形成程生长发育重容禾谷类作物产量单位面积穗数穗粒数千粒重构成根力条件确定合理群体结构调节群体体关系禾谷类作物高产关键
    19 谷物类环境条件求
    1.土壤数禾谷类作物土壤适应性较广农业土壤种植获高产需良土壤条件丰富机质速效养分
    2.养分禾谷类作物氮磷钾三素求然作物需量定差异总体求较高
    3.水分 禾谷类作物需水量黍粟少高粱次水稻栽培技术气候土壤等条件影响变化
    4.温度 麦麦黑麦等典型耐寒作物生物学零度般0℃左右玉米水稻谷子高粱等喜温作物生物学零度10℃
    5.光麦麦黑麦等属长日作物玉米水稻谷子高粱等属短日作物缩短光时间加速植株发育穗提前分化
    6.产量形成 禾谷类作物产量取决单位面积穗数穗粒数粒重三素:单位面积产量(kg)=(单位面积穗数×穗粒数×千粒重)(1000×1000)
    7 产量整生育程中生育时期逐步形成产量构成素特点动调节种动调节力陆续生育中期表现出着体发育进程降低穗数禾谷类作物产量素中补偿力分蘖发生成穗死亡适应环境种效调节穗花结实反映身调节粒数粒重适应调节素见禾谷类作物产量素动调节作生长期产量素补偿生长前期损失产量素根力条件确定合理群体结构调节群体体关系禾谷类作物高产关键
    20豆类环境条件求
    光 食豆类作物光反应两种类型豌豆蚕豆等属长日型豆绿豆豇豆等属短日型
    温度食豆类作物分喜凉作物喜温作物喜凉作物(蚕豆豌豆)南方秋播北方春播喜温作物(豆菜豆)般晚春播
    水分 豆类作物种子富含蛋白质吸水膨胀体积增倍发芽时需水较整生育期中需供较水分
    养分 豆类作物生育期中氮磷钾需求量较高尤钙需求显著高禾谷类作物
    土壤豆类作物土壤求严格较耐瘠薄疏松保水性良土壤宜
    栽培技术包括间作轮作整播种田间理等方面容
    21 什蔬菜栽培制度?
    答:蔬菜栽培制度指定时期块土蔬菜轮换栽培季节茬口土利茬口计划布局安排包括轮作套作复种排开播种等
    22.蔬菜采处理包括工序?
    答:保持改进蔬菜品质农产品转化成商品采蔬菜修整清洗分级包装涂预冷催熟等处理工序
    23.介绍北方春季露栽培番茄技术点
    答:生长期安排日均温度15℃霜期春季栽培般采温床阳畦育苗阳畦育苗育苗期般60~70天苗床土壤疏松通气营养完全酸碱度适宜非发病土出苗前保持25~30℃出苗昼温20~25℃夜温15℃左右防止徒长2~3叶时时分苗10cm见方分苗移入营养钵定植前8~10天适控制浇水进行低温锻炼采畦栽培前年秋深翻春季耙整公顷施优质厩肥75000~112500kg加磷酸钙375~450kg晚霜定植日均温应15℃深度子叶面相宜栽培密度品种整枝方式留果穗数生长期长短等田间理包括浇水追肥植株调整等定植浇次水时中耕保墒中晚熟品种生长势较旺缓苗应适控制浇水防徒长早熟品种短期蹲苗第穗坐果结合追肥浇催水进入结果期水分求越越结果盛期达高峰应视天气情况4~6天浇水次盛果期养分吸收盛期基肥足时缓苗追施提苗肥公顷施氮素化肥225~300kg第穗果开始膨时第二次追肥公顷施腐熟畜粪干7500kg采收穗果追肥次机肥化肥交施结果期喷02~05磷酸二氢钾溶液1~2次作根外追肥番茄植株调整包括支架绑蔓整枝杈摘心疏花疏果等作调节营养生长生殖生长衡减少养分消耗改善通风透光条件减少病害番茄果实生理障碍种常见畸形果空洞果裂果日烧等产品质量影响水费造成应水肥等理条件充分注意
    24.柑橘施肥技术什特点?施?
    答:柑橘常绿果树年次抽梢相休眠期外余时间生长结果量挂果时间长需肥量般春夏秋三季应施肥春肥2月4月旬施量太结合中耕进行早熟品种施肥宜早夏肥6月旬梅雨季节前久施宜太迟量宜秋肥早熟品种10月中旬施中熟品种11月旬施施肥方法土壤施肥般穴施沟施溶水叶片药害肥料进行叶面喷施
    25.请介绍温州蜜柑三枝然开心形整形技术
    答:三枝然开心形第年苗高50cm处定干春季发芽抹干基部30cm嫩芽30cm密枝条嫩芽需时第二年干方选留三枝短截抹芽方法加速枝延长枝生长第三年分三枝离干30cm处选留第侧枝疏掉枝挨干密生枝第侧枝基部15cm处方选留第二侧枝第四年干萌芽调节树冠辅养枝短截方法加速延长枝生长时侧枝留2~4副侧枝早结果
    26 造林整程注意什问题?
    答:1 清理林造林灌木杂草采伐迹枝丫梢头伐根等进行清理2 确定适整方法规格求根具体情况合理选定尤整深度3 施肥营造速生丰产林特济林等应结合整加施肥料4 确保整质量求深度合格土壤疏松表面整草根拣净尤块状整底部部宽度相等挖成宽窄锅底形

    请您删容O(∩_∩)O谢谢2015年中央电期末复考试抄全电期末考试必备抄电考试必抄Many people have the same mixed feelings when planning a trip during Golden Week With heaps of time the sevenday Chinese请您删容O(∩_∩)O谢谢National Day holiday could be the best occasion to enjoy a destination However it can also be the easiest way to ruin how you feel about a place and you may become more fatigued after the holiday due to battling the large crowds During peak season a dream about a place can turn to nightmare without careful planning especially if you travel with children and older people As most Chinese people will take the holiday to visit domestic tourist destinations crowds and busy traffic are inevitable at most places Also to be expected are increasing transport and accommodation prices with the possibility that there will be no rooms available It is also common that you' ll wait in the line for one hour to get a ticket and another two hours at the site to only see a tiny bit of the place due to the crowds Last year 428 million tourists traveled in China over the weeklong holiday in October Traveling during this period is a matter that needs thorough preparation If you are short on time to plan the upcoming Golden Week it may not be a bad idea to avoid some of the most crowded places for now There is always a place so fascinating that everyone yearns for Arxan is a place like this The beauty of Arxan is everlasting regardless of the changing of four seasons Bestowed by nature its spectacular seasonal landscape and mountains are just beyond word Arxan is a crucial destination for the recommended travelling route China Inner Mongolia Arxan — Hailar — Manzhouli It is also the joint of the four prairies across the SinoMongolian border where people gravitate towards the exotic atmosphere mixed with Chinese Russian and Mongolia elements As a historic site for the Yitian Battle Arxan still embodies the spirit of Genghis Khan Walking into Arxan you will be amazed by a kaleidoscope of gorgeous colors all the year round the Spring azaleas blooming red in the snow the Summer sea wavering blue in the breeze the Autumn leaves painted in yellow covering volcanic traces and the Winter woods shining white on the vast alpine snowscape Hinggan League Arxan city is situated in the far eastern area of Inner Mongolia Autonomous Region Its full name Haren Arxan means hot holy water in the Mongolian language Arxan is a tourism city in the northern frontier with a blend of large forest grand prairies vast snowfield heaven lake cluster thermium as well as volcanic cluster It is a rare and unique ecotourism base filled with healthy sunshine clean air and unspoiled green  Nestled close to the country's largest virgin forest and known for its spring and ecological environment Arxan is marveled at by many tourists as the purest land on earth  You cannot miss out the Autumn of Arxan It is definitely the best with brightlycolored scenery full of emotions  Autumn in the northern part of the country comes earlier than the South A September rain followed by the footprints of Autumn brings more colors to the once emerald green mountain and blooming grassland  Shutterbugs flock to see for themselves the marvel of splendid colors around the mountains and waters many of whom have travel a long distance and even camp here only to capture a moment of the nature wonder  The silver birch turns golden while the larch is still proudly green You will find yourself drowned in the intoxicating red of the wild fruits as well as the glamour of flowers in full blown And your heart will be lingering on the woods as it's time for the wild fruits to ripe The picturesque Arxan in Autumn is indeed a fairyland only exists in a dream that satisfies all your fantasies If it rains heavily on Saturday night some elderly Chinese will say it is because Zhinu or the Weaving Maid is crying on the day she met her husband Niulang or the Cowherd on the Milky Way Most Chinese remember being told this romantic tragedy when they were children on Qixi or the Seventh Night Festival which falls on the seventh day of the seventh lunar month which is usually in early August This year it falls on Saturday August 2 Folklore Story As the story goes once there was a cowherd Niulang who lived with his elder brother and sisterinlaw But she disliked and abused him and the boy was forced to leave home with only an old cow for company The cow however was a former god who had violated imperial rules and was sent to earth in bovine form One day the cow led Niulang to a lake where fairies took a bath on earth Among them was Zhinu the most beautiful fairy and a skilled seamstress The two fell in love at first sight and were soon married They had a son and daughter and their happy life was held up as an example for hundreds of years in China Yet in the eyes of the Jade Emperor the Supreme Deity in Taoism marriage between a mortal and fairy was strictly forbidden He ordered the heaven troop to catch Zhinu back Niulang grew desperate when he discovered Zhinu had been taken back to heaven Driven by Niulang's misery the cow told him to turn its hide into a pair of shoes after it died The magic shoes whisked Niulang who carried his two children in baskets strung from a shoulder pole off on a chase after the empress The pursuit enraged the empress who took her hairpin and slashed it across the sky creating the Milky Way which separated husband from wife But all was not lost as magpies moved by their love and devotion formed a bridge across the Milky Way to reunite the family Even the Jade Emperor was touched and allowed Niulang and Zhinu to meet once a year on the seventh night of the seventh month This is how Qixi came to be The festival can be traced back to the Han Dynasty (206 BCAD 220) Traditionally people would look up at the sky and find a bright star in the constellation Aquila as well as the star Vega which are identified as Niulang and Zhinu The two stars shine on opposite sides of the Milky Way Customs In bygone days Qixi was not only a special day for lovers but also for girls It is also known as the Begging for Skills Festival or Daughters' Festival In this day girls will throw a sewing needle into a bowl full of water on the night of Qixi as a test of embroidery skills If the needle floats on top of the water instead of sinking it proves the girl is a skilled embroiders Single women also pray for finding a good husband in the future And the newly married women pray to become pregnant quickly Tradition transformed The love story of Niulang and Zhinu and the Qixi Festival have been handed down for generations Yet these ancient traditions and customs are slowly dying out Many modern Chinese particularly youngsters seem to know more about St Valentine's Day on February 14 characterized by bouquets of roses chocolates and romantic candlelight dinners than they do about their homegrown day for lovers Even Qixi is nowadays referred to as the Chinese Valentine's Day More and more young Chinese people begin to celebrate this day in a very similar way as that in western countries Fewer people than ever will gaze at the heavens on Saturday to pick out the two stars shining bright on either side of the Milky Way that is if people even know on which day Qixi falls There are ready reminders dotted about in the form of big ads saying Sales on Chinese Valentine's Day in shops hotels and restaurants But few young women will mark the festival with their boyfriends or take part in traditional activities to pray for cleverness A largescale of exhibition on the Silk Road opened to the public in the National Museum on Thursday The exhibition displays more than 400 treasures from Shaanxi province Gansu province and 14 other regions It is largest scale exhibition that shows the history of the Silk Road in recent years As APEC is going on in Beijing the exhibit aims to show the world this brilliant section of history The Silk Road is a series of trade and cultural transmission routes that were central to cultural interaction through regions of the Asian continent It connected the West and East by linking traders merchants pilgrims monks soldiers nomads and urban dwellers from China and India to the Mediterranean Sea during various periods of time I met my dear hubby in 2009 the second year I was in my school and it was the first year when he came here We became colleagues And there was nothing special happening during that year He was just a kind and humble brother graduated from the same college as me But we did not know each other till he became my colleague and his office desk was just in front of me There was only a glass between us So actually we could see each other when we both look up But it is not the main reason that really draws us close How we become close to each other was something seems quite natural We went out to play badminton with other colleagues and we sometimes chatted for a while He is a man of few words but somehow sometimes will say something really humorous Then one day to my great surprise I found a pot of beautiful flower on my desk It was just the flower I had talked about with my colleague the other day and I thought it was her who put the flower there But the truth is not It was the humble guy sitting in front of me He just simply said well I caught sight of this flower and thought that it’s beautiful and you may like it I wonder why I was moved because of these simple words and present Maybe it is the sincerity and the true self that impress me I thanked him and some colleagues walked past my desk would appreciate the beautiful flower and they noticed that something romance happened there Then later on there were some little surprises once in a while Once there was something wrong with my drawer and I had complained about it unconsciously And he fixed it for me Then the other day he placed several pink diamond roses beside the flower with a piece of paper saying I love you more than I can say Diamond stands for marriage rose stand for love I hope you are mine become my wife You are the only girl who I really want to spend the rest of my life to stand by Although there were some grammar errors but I got what he meant He meant so clear and so direct  And actually I accepted him some days earlier I was just waiting for him to break the ice So finally the common interests and the common understanding brought us together Some people say the relationship and the feeling will change after getting hitched You will find that love is no longer strong and there is always lack of passion and what’s worse you may find out many bad habits of your partner which never appear when you are first in love before the marriage It seems that many faults turn up after you truly living together and see each other’s face the moment you open your eyes in the early morning But after almost 4 years from now I do not feel any negative change in our relationship During all these years we know each other better and we become more tolerant about each other and I realize that if you really love a person you will accept his imperfect And what is the qualification of a good husband Once I was chatting with my colleague about this issue And one of the qualifications I thought was that he must be a good cook But to my surprise my colleague said that a good husband must be someone who makes big money What made her think so was quite beyond me Maybe I am not sophisticated enough and what I want is just simple life style The most enjoyable thing is that we go to the market to buy vegetables and other daily stuffs if we both have time Maybe he is a housebound husband and I love housebound man And there is another reason why We love going to the market That is because we sometimes will get some surprises The surprise is saving little fish which are disserted by the fish mongers Because these fish are swellfish Then we will collect them and set them free into the river Swellfish are lovely creature When they look like a little submarine when they are swimming in the water and look like a meat ball when you hold them in your hand And if they are scared they will swell and look like a little ball Every time we see them swim away and we feel their happiness of returning home and this also make us cherish life Maybe some will consider these behavior as something childish Well that is fine with us We love doing these together and feel happy that is what it is all about My dear hubby is a kind hearted man and he love animals just as I do I am lucky to have someone who can be both my intimated soul mate and my forever friend


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