该四个时期 C2 温室 土壤 Olsen-P 含量与磷肥施用量之间相关性 r 值为 0.9064,0.9230,0.8759,0.7610(使用的是两次 重复数据作的相关性,并非平均数) 。比较 C1 和 C2 两个温室土壤速效磷发现 C1 温室各处理随着时 间推移,土壤 Oslen-P 含量变化大,而 C2 温室变化小。 SAP content of C1 (mg/ kg) 1200 1000 800 600 400 200 0 0 240.57 1271.07 2816.82 3847.32 P application amount (P2 O5 kg/ ha) d b b d b ab c ab ab bc ab ab ab 2005.10.29 2005.12.21 2006.03.21 2006.06.22 c c a a 400 a 200 0 0 564.35 1594.85 3140.6 4171.1 P application amount (P2 O5 kg/ ha) d dc b d cd c c bc b b ab b 800 600 b b b a SAP content of C2 (mg/ kg) 1200 1000 2005.10.29 2005.12.21 2006.03.21 2006.06.22 a a a ab a 图 8 在幼苗移栽 15 天后、50 天、140 天和 235 天(盛瓜前期、盛瓜中期和拉秧期)土壤 Olsen-P 含 量与磷肥施用量之间的关系。 土壤电导率与 Olsen-P 之间的关系 图 9 将 T1 和 T2 温室番茄移栽后 15 天和 80 天(盛果期)土壤速效磷含量与电导率(所有数 据非平均数)作相关分析发现两者之间遵循对数关系,且达到极显著水平。将 C1 和 C2 温室黄瓜移 栽后 15 天、50 天、140 天和 235 天(盛瓜前期、盛瓜中期和拉秧期)土壤速效磷含量与电导率(所 有数据非平均数)作相关分析发现两者之间也遵循对数关系,亦达到极显著水平。 improve, se curity preve ntion ca pacity obviously e nha nce d, se curity hidden a nd s ecurity a cci dent obvi ously re duced, effective guarantees i nformation health development. XX E ducation Centre reg ularly carry out day -to-day netw ork se curity monitoring i nformation a nd e qui pment. By the a ppr opri ate techni cal staff, XX network e ngine room maintena nce staff on site manageme nt and maintena nce on a reg ular ba sis, s che dule d viewi ng of netw orks, systems, databa ses and as sociated equipme nt operating conditions, a nd make a record. Computer lab mainte nance manag ers regularly r un a va riety of devices i n the s chool i nformation sy stem parameters, server sy stems and various data ba ckup, s o that there wa s a hardware failure in a system crash can re sume quickly a nd efficie ntly. Computer lab mai ntena nce managers establ ish a network a ntivirus sy stem, Avira V irus system on a regul ar basis, a nd a nti -vir us software security asse ssment, time to upgrade . Com puter la b maintena nce management for all e qui pment in t he room a regular dust, repl ace the ol d label. 行 进 备 压 稳 过 通 并 连 相 箱 用 共 、 活 生 置 顶 屋 与 均 时 同 。 供 网 管 各 楼 大 向 再 , 到 池 防 经 泵 的 层 二 下 地 在 设 由 淋 喷 动 自 和 统 系 水 给 栓 火 消 Regularly host servers, netw ork swit che s, cor e routi ng, firewalls, hardware mai ntena nce, such as e qui pment failure , shoul d be processe d in a timely manner in order to e ns ure safe and reliable operation of the system. In XX city information and equipme nt was establ ishe d withi n the Centre, e ducational metropolitan area network center machine r oom XX. Server s a nd data stores a nd a ppli cations to s et up i n XX City metropolitan are a netw ork ce nter machi ne room. WindowsS erver2003 , window sServer20 08, windowsServer2 012, Linux, the operating system, t he database for SQL Server20 08, Office softw are, such as Mi crosoft Office software . School s (units) of compute r, information system se curity pr oducts for domestic products, including t he us e of 360 and king soft Internet security software. XX educati on metropolitan are a netw ork use d by the server for HP, firewall and i nformation security product for H uawei a nd Cisco products. I n their daily work , to publi cize related k nowl edge a nd informati on se curity considerations. Enhance d global awarene ss of network and information securit y, and strive to a chieve network every one k now s se curity and virus before the guard, t o improve network a nd informati on se curit y, ensure t hat the XX educati on sy stem network a nd i nformation system s ecurity. Tracki ng reporti ng system requires all partie s to strengt hen colla borati on, w or k closel y with emergency safety pla n devel ope d XX educati on metropolitan are a netw ork, regularly carry out emerge ncy drills, a nd carried out s pecia l funds every year to pr otect the security of information. Annual 2 -3 professi onal traini ng for netw ork managers i n the city, forming technology wit h a strong professi onal a nd te chnical team, s chool network managers on common netw ork failures a nd be ca pabl e of solvi ng se curity iss ues . Issues that ca nnot be res olved, timely forms of meetings , such a s meetings, a nalysi s, and sol utions thr oug h a meeting, wit hout rolling up the ability to solve pr oblems , and feedba ck to s uper iors i n writing departments t o resolve . Through self-examination, we are w ell aware, relative la ck of investment i n education, facilitie s and equipment for furt her update s, educati on development unev en, new educati nt on manual conce pts d ces to be further ere nha nce d tosig s ome rethe stricting t he devel opmetrai nt of city on. We the opportunity of governme nt supervisi on, sion t o strive for the pr ovince educati on demonstration counties as to a drivi ng force, her increase i nput inworki educati efforts promote a nd Li Wanf and Michael Je nkins, a nd Che nXX, Jian, a ndsion S ong xiaochuany un, 7 bit comrade pate province back bone face-t o-face ormi netw ork learni do ea ch teaching poi nts s teachers participate in trai October 17, im 2013, i ssue d XX city e ducation information equipment Center on requirement the teaching poi nts for good satelliteof ground station installati on prepare d of notificati on, 24 requir ements s chool relate d management personnel familiar XX provi nce tea chi ng point dig ital educati on res our cover pr oject construction ma nual, Particul arly withregistration regard to i nstallati on pre parat ion a ccording t o the point XX pr ovince coverage digital educational resources i n the projeis ctstill constr uction manageme ...nee Devi are a ble to ceive TV nals extent and IP and data, schools have school ning aeducati nd s chool -ba sed a ppli cation to will us e take good. Actively organize im plementation of a divi of a clas s, a teacher in one class a ctivity. XX i n XX city first complete full furt registration of teachers ng on, in this cit y,to XX, Sun cla thelong ss rate ofwing, 54 per cent res peu, ctively, the forefront. In a divi ofand a clas s, a cla ss a total ranke d firstpartici in Divisi on in a ctivities, was a warde d the nati onal nisterial one,ng, 2 provincial s econd prize, t are hirdha priz e at the provincial l evel 3. ning, Actively organize plementation of the e -lear ning s pace theand work of everyone . At present, s in the open s pace of school public service platform provi ncial e ducational resource s teachers number 44, 83 t o the total number of teacher s, student number i s 6569 of the open s pace, the s city's total students 18 .31ces to full (j uni or high school students i nmanagement 30 ﹪ above, students not required), number to meet the reparts quireme nts of teachers a nd of st ude nts, in XXfull i n first place.of F ive, information technology a ppli cation ca pability a s a means to boost teaching of teachers t o use i nformation, Education Bureau of XX title a nd moder n educational technology tea cher as ses sment levels li nked to t he examination; la unche d a provi ncial model s chool of moder n education technology s election, adva nce d unit in educati on a year (individual) award. To expe dite educati on informatizati on w ork, the city establi she d the s chool r unning level of s upervi sion and asse ssment sy stem. Information educati on in school performance eval uation, education as sessme nt information work more t han to cut weig ht 10. Practice is a regular r oom s upervi sion, education informati on steeri ng, steeri ng, steeri ng with the end, pri nci pals of educati on i nformation i nto performa nce a sses sment and s chool level monitori ng and evaluati on, to devel op a s cientific, operational e ducat ion informa tion steeri ng asse ssment methods, tracking ma nagement of educati on i nformation a nd a ppli cations. By March 2016 , 100 of t he teachers, I parti cipate d in a nati ona l educational technology traini ng for primary and s econdary school teachers, the teachers have made to cut 80 primary a nd middle s chool tea cher s ' educational technology pr oficie ncy test certificate. At prese nt, all schools have access to broa dba nd network s. Training classifi cation trai ning of teachers, school teachers, a cademi c leaders, i nformation technol ogy, tea cher trai ning a nd network manageme nt pers onnel from the County, wit hin t he school ba ck to s chool traini ng once trai ning is compl ete. Through this m ode of classificati on trai ning, i nformation te chnol ogy appl ication ca pability training of teachers i n our city reache d 100. XX series of effective information 8 management systems a nd meas ures esta blis hed by, a nd a num ber of pragmatic, com bine d part-time w orkforce e ducation information, the prote ction of the digital campus constructi on a nd sustai nabl e devel opme nt. Six Bureau attaches great importance to i nformation te chnol ogy se curity, i nfor mation technology se curit y, entr ust XX City Center for e ducational information and equipme nt de dicate d to the w ork. Network s ecurity leadi ng group was s et up, chaired by t he Educati on Burea u C hief, head, for XX education Metr o-network a nd i nformation security emergency response leadership. De puty group lea der for XX e ducati ona l metropolitan area netw ork a nd i nformation security emergency response coor dinati on, command. T he team assist lea der a nd dep uty leade r, res ponsi ble for netw ork XX network se curity a nd i nformation ... Team. Information se curity w ork Conference held each semeste r, a nd depl oyment of information se curity of document s iss ued on a reg ular ba sis. I nformation security ass essme nt is included i n the a nnual index. Strictly im plement the information se curity budget t o e nsure information se curity of investment . By XX, educati on i nformation and e qui pment Centre XX netw ork netw ork se curity and information se curit y. A ccor ding t o the information technology security requirements , iss ue d a document re quire s s chools (units) impl ement, defined t he informati on security gui deline s, s pe cific w ork pra ctices , pr oce dures , and requirement s. Clear industry i nformation se curity i nci dents (acci dent s) to dete ct, re port a nd dis pos al pr oces ses. Accordi ng to self-examinati on, t he s chool (units) basic establi she d ha s net work s ecurity management system; the s chool (units) accor ding t o thi s units a ctual, e stablis he d ha s units personnel manageme nt, information system r oom management, a nd equipment ma nagement, and media ma nagement, and netw ork s ecurity construction manag ement, a nd shi ppe d dime nsi on ma nagement, and service outsourci ng, management system; devel ope d has computer and the netw ork of network security res ponsi bility held sy stem, signed has network security res ponsi bility; w ebsite of information management personnel is res ponsi ble for confi dential ma nagement, passw ord ma nagement, on com puter e njoy s indepe ndent right, User name and pa ssw ord of t he computer for its pr oprietar y, and relea se of pr ovisi ons i s pr ohi bited, such a s leaks, investigated for re spons ibilit y. Accor di ng to w ho is in charge of who's in charge, who is r unning a nd who is res ponsi ble for, who uses principle s of w ho i s in charge of management schools (units) define d the r oles a nd re spons ibilitie s of i nformation security, a ssura nce responsibilities to schools. XX city s chool s (units) total site 20, 19 of which were not cla ssified security pr otection as sessme nt, of w hich 1 (XX e ducati on and resource netw ork) for class ified se curity protecti on l evels, w ithout thir d-level information systems. Total education information systems 1 (XX educati on cloud platform), contai ns feature s with e-G overnment, res our ce li brary, test databas e, mail s ervice s, s uch as e -book s, all intra net servi ces. No for grade protecti on gra ding re cord and evaluati on of school (unit s), requireme nts the s chool (units) according t o information se curity grade prote ction about policy a nd standar d, orga nization carrie d out information se curity grade prote ction se curity manageme nt system constr uction, a nd te chnol ogy measures construction and grade eval uation, impleme ntation gra de pr otection system of the re quirement s, makes information system se curity ma nagement level obvi ouslyfa cility up to 160 mill ion Y uan, accordi ng to the standard, high quality planning XX e ducational metropolitan are a netw ork realizes Wan Z haok uan to schools, hundreds of megabytes of broa dba nd t o the tabl e, ' wire ' (ie: Web, video, a udi o) to the target, ele ctronic w hiteboards , multimedia classr ooms , remote intera ctive vide o teaching system of modern educational e qui pment in t he cla ssroom. .. . With I ntel com pany on XX Educati on City domai n net work of topic case desig n, relies on Cisco company t hought Shu aid chua n proj ect staff free provides ha s three year s technol ogy s upport, from 200 9 bega n, accor ding to high sta ndar ds, a nd high of work thought, and ma npower planning, a nd poi nts step implementati on, using school earthquake H ou r econstruction of opportunities, agai n pla nni ng eleme ntary and middle s chool s campus network a nd e ducation city domai n netw ork, and local broadcasting netw ork company cooperation, using broa dcast TV network , will physi cal fiber layi ng to ea ch school, to mini mum of cost a chieve d ha s physical fiber s chool school pas s; Ea ch s chool construction standards of cam pus netw ork and netw ork acces s to all rooms; XX educati on metropolita n area network center ma chi ne room equipment i n the Mini stry of education sta ndardi zation manageme nt platform, the Central Library of a udi o-vis ual e ducation re sources , set up a Chi nese tea cher e ducation cl oud platform, impl emented li nks t he two platforms. At pres ent, the city's primary and middle s chool students to com puter 3 198, vitality than 10 :1; 809 e qui pment cl asse s through t he cla ssroom (pr imary and s econdary); 36 of the campus network. The e stablis hment of an adva nce d, pra ctical Gigabit e ducational metropolitan are a netw ork, the city's s chool s have a cce ss to educational metropolita n area network, school s have computer netw orks, closed -cir cuit televisi on network , broa dca st netw orks into t he cla ssrooms, reali ze the tri ple pla y. Schools share I nternet bandwidt h, ca n meet the nee ds of teaching of the s chool office and at a ny time. Accordi ng to Mi nistry of e ducati on on full started implementati on tea ching poi nts digital e ducation resource s full cover project of notificati on (taug ht te chnical letter (201 2) 74th,) and XX Provi nce Departme nt of education on iss ued XX provi nce tea chi ng points digital educati on res our ces full cover proje ct implementati on view s of notificati on (chua n taught letter (2013) 18t h,) requirements, I city 6 a teaching poi nts impleme ntation teaching points digital educati on res our ces full cover proje ct, combined I city specific situation, developed i ssue d ha s XX City Burea u on teaching point s digital res our ces full cover pr oje ct of implementati on pr ogramme, Esta bli she d XX, full coverage of digital re sources i n modern distance educati on tea chi ng project lea ding group, XX, chaired t he S ecretary for e ducation. Establ ishe d, digital resources i n modern distance educati on tea chi ng, XX full coverage project group, XX, Direct or of the Ce nter for educational informati on a nd e qui pment chaired Z hu G uiyan, re sponsi ble for di stance educati on digital re so urces coveri ng proj ect work . Projects in XX city s chool digital resource s in modern distance education tea chi ng full-coverage proje ct leadi ng group, digital re sour ces i n moder n di stance education teaching , and XX full coverage proje ct group leadershi p and organi zation, in a ccordance wit h the unified arra ngement of the w hol e provi nce , respons ible for university e ducation digital res ource s coveri ng proj ect manageme nt and implementati on. A ccording t o provi nce s arrangement s, I Ce nter has arra ngements G ong Electrical conductivity of T1 and T2 (μs/ cm 25℃) 1000 900 800 700 600 500 400 300 200 100 0 0 200 400 600 800 SAP content (mg/ kg) 2006.03.07 2006.05.24 1000 1200 y = 387.45Ln(x) - 1771.1 R = 0.6013**; n=32 2 Electrical conductivity of C1 and C2 (μs/ cm 25℃) 2200 2000 1800 1600 1400 1200 1000 800 600 400 200 0 0 200 400 600 800 SAP content (mg/ kg) 1000 2005.10.29 2005.12.21 2006.03.21 2006.06.22 y = 614.11Ln(x) - 2407.9 R2 = 0.6244**; n=80 图 9 土壤 Olsen-P 含量与电导率之间的关系。 土壤 Olsen-P 阈值的确定 可以用品质的数据 电导率与产量找临界值 番茄 Yield of T1 (× 104 kg/ ha) 10 9 8 7 6 5 4 3 2 1 0 0 200 400 600 SAP contents (mg/ kg) 800 y 05.24 = -0.0056x + 8.0147 R2 = 0.7336** ; n=8 2006.03.07 2006.05.24 Linear (2006.03.07) Linear (2006.05.24) 4 2 0 0 200 400 600 SAP contents (mg/ kg) 800 y 03.07 = -0.0024x + 6.9667 R = 0.5385 ; n=8 8 6 y 03.07 = -4E-05x2 + 0.0357x + 0.4367 R2 = 0.5997* ; n=8 2006.03.07 2006.05.24 Poly. (2006.03.07) Poly. (2006.05.24) 2 * Yield of T2 (× 104 kg/ ha) 12 10 y 05.24 = -6E-05x2 + 0.0458x - 0.1792 R2 = 0.6551* ; n=8 图 黄瓜 improve, se curity preve ntion ca pacity obviously e nha nce d, se curity hidden a nd s ecurity a cci dent obvi ously re duced, effective guarantees i nformation health development. XX E ducation Centre reg ularly carry out day -to-day netw ork se curity monitoring i nformation a nd e qui pment. By the a ppr opri ate techni cal staff, XX network e ngine room maintena nce staff on site manageme nt and maintena nce on a reg ular ba sis, s che dule d viewi ng of netw orks, systems, databa ses and as sociated equipme nt operating conditions, a nd make a record. Computer lab mainte nance manag ers regularly r un a va riety of devices i n the s chool i nformation sy stem parameters, server sy stems and various data ba ckup, s o that there wa s a hardware failure in a system crash can re sume quickly a nd efficie ntly. Computer lab mai ntena nce managers est abl ish a network a ntivirus sy stem, Avira V irus system on a regul ar basis, a nd a nti-vir us software security asse ssment, time to upgrade . Com puter la b maintena nce management for all e qui pment in t he room a regular dust, repl ace the ol d label. 行 进 备 压 稳 过 通 并 连 相 箱 用 共 、 活 生 置 顶 屋 与 均 时 同 。 供 网 管 各 楼 大 向 再 , 到 池 防 经 泵 的 层 二 下 地 在 设 由 淋 喷 动 自 和 统 系 水 给 栓 火 消 Regularly host servers, netw ork swit che s, cor e routi ng, firewalls, hardware mai ntena nce, such as e qui pment failure , shoul d be processe d in a timely manner in order to e ns ure safe and reliable operation of the system. In XX city information and equipme nt was establ ishe d withi n the Centre, e ducational metropolitan area network center machine r oom XX. Servers a nd data stores a nd a ppli cations to s et up i n XX City metropolitan are a netw ork ce nter machi ne room. WindowsS erver2003 , window sServer20 08, windowsServer2 012, Linux, the operating system, t he database for SQL Server20 08, Office softw are, such as Mi crosoft Office software . School s (units) of compute r, information system se curity pr oducts for domestic products, including t he us e of 360 and king soft Internet security sof tware. XX educati on metropolitan are a netw ork use d by the server for HP, firewall and i nformation security product for H uawei a nd Ci sco products. I n their daily work , to publi cize related k nowl edge a nd informati on se curity considerations. Enhance d global awarene ss of network and information securit y, and strive to a chieve network every one k now s se curity and virus before the guard, t o improve network a nd informati on se curit y, ensure t hat the XX educati on sy stem network a nd i nformation system s ecurity. Tracki ng reporti ng system requires all partie s to strengt hen colla borati on, w or k closely with emergency safety pla n devel ope d XX educati on metropolitan are a netw ork, regularly carry out emerge ncy drills, a nd carried out s pecia l funds every year to pr otect the security of information. Annual 2 -3 professi onal traini ng for netw ork managers i n the city, forming technology wit h a strong professi onal a nd te chnical team, s chool network managers on common netw ork failures a nd be ca pabl e of solvi ng se curity iss ues . Issues that ca nnot be res olved, timely forms of meetings , such a s meetings, a nalysi s, and sol utions thr oug h a meeting, wit hout rolling up the ability to solve pr oblems , and feedba ck to s uper iors i n writing departments t o resolve . Through self -examination, we are w ell aware, relative la ck of investment i n education, facilitie s and equipment for furt her update s, educati on development unev en, new educati nt on manual conce pts d ces to be further ere nha nce d tosig s ome rethe stricting t he devel opmetrai nt of city on. We the opportunity of im governme nt supervisi on, sion t o strive for s, the pr ovince educati on demonstration counties as to a driv i ng force, her increase i nput inworki educati efforts promote wing, a nd Li Wanf and Michael Je nkins, a nd Che nXX, Jian, a ndsion S ong xiaochuany un, 7 bit comrade pate inctivities, province back bone face-t o-face ormi netw ork learni do ea ch teaching poi nts s teachers participate in trai October 17, im 2013, i ssue d XX city e ducation information equipment Center on requirement the teaching poi nts for good satelliteof ground station installati on prepare d of notificati on, 24 requir ements s chool relate d management personnel familiar XX provi nce tea chi ng point digital educati on res our ces cover pr oject construction ma nual, Particul arly withregistration regard to i nstallati on pre paration a ccording t o the point XX pr ovince coverage digital educational resources i n the projeis ctstill constr uction manageme ...