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黃瓜誘變育種研究進(jìn)展.pdf

陸珂吳則東李勝男 null 黃瓜誘變育種研究進(jìn)展 null null 江蘇農(nóng)業(yè)科學(xué) nullnullnullnull nullnull nullnull nullnullnull nullnullnullnullnull nullnullnull nullnullnullnullnullnullnullnullnullnullnull nullnullnullnullnullnullnull

上傳時(shí)間：2022-10-20 | 頁數(shù)：7 | 格式：PDF | 瀏覽：610

利用EMS誘變創(chuàng)制抗病毒病瓠瓜新種質(zhì)_康保珊.pdf

50 利用 EMS 誘變創(chuàng)制抗病毒病瓠瓜新種質(zhì) 康保珊 ASMA M AL KUBATI 劉莉銘古勤生中國農(nóng)業(yè)科學(xué)院鄭州果樹研究所河南鄭州 450009 摘要隨著西瓜生產(chǎn)的設(shè)施化規(guī)模化發(fā)展土傳病害日益加重嚴(yán)重影響了西瓜的產(chǎn)量和品質(zhì) 對(duì)我國的西瓜產(chǎn)業(yè)造成巨大經(jīng)濟(jì)損失目前國內(nèi)外主要采用嫁接育苗技術(shù)控制土傳病害成效顯著瓠瓜是西瓜較為理想的砧木嫁接親和力高品種間無明顯差異

上傳時(shí)間：2022-05-20 | 頁數(shù)：1 | 格式：PDF | 瀏覽：515

基于Xception-CEMs神經(jīng)網(wǎng)絡(luò)的植物病害識(shí)別.pdf

上傳時(shí)間：2021-11-23 | 頁數(shù)：10 | 格式：PDF | 瀏覽：566

EN 12056-2 2000 Gravity drainage systems inside buildings - Part 2 Sanitary pipework, layout and calculation.pdf

BRITISH STANDARD BS EN 12056 2 2000 The European Standard EN 12056 2 2000 has the status of a British Standard ICS 91 140 70 91 140 80 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIG

上傳時(shí)間：2021-08-27 | 頁數(shù)：88 | 格式：PDF | 瀏覽：767

EN 12056-3 2000 Gravity drainage systems inside buildings - Part 3 Roof drainage, layout and calculation.pdf

Licensed Copy Tom Dragicevic Bechtel Ltd 23 April 2003 Uncontrolled Copy c BSI BRITISH STANDARD BS EN 12056 3 2000 The European Standard EN 12056 3 2000 has the status of a British Standard ICS 91 060

上傳時(shí)間：2021-08-27 | 頁數(shù)：87 | 格式：PDF | 瀏覽：736

EN 12056-5 2000 Gravity drainage systems inside buildings - Part 5 Installation and testing, instructions for operation, maintenance and use.pdf

BRITISH STANDARD BS EN 12056 5 2000 The European Standard EN 12056 5 2000 has the status of a British Standard ICS 91 140 80 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Gra

上傳時(shí)間：2021-08-27 | 頁數(shù)：22 | 格式：PDF | 瀏覽：699

EN 12056-4 2000 Gravity drainage systems inside buildings - Part 4 Wastewater lifting plants - Layout and calculation.pdf

BRITISH STANDARD BS EN 12056 4 2000 The European Standard EN 12056 4 2000 has the status of a British Standard ICS 91 140 80 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW Gra

上傳時(shí)間：2021-08-27 | 頁數(shù)：22 | 格式：PDF | 瀏覽：714

Manual for the design of roof drainage systems - a guide to the use of European standard BS EN 12056-3 2000.pdf

Manual for the Design of Roof Drainage Systems A guide to the use of European Standard BS EN 12056 3 2000 R W P May Report SR 620 March 2003Manual for the Design of Roof Drainage Systems A guide to th

上傳時(shí)間：2021-08-27 | 頁數(shù)：78 | 格式：PDF | 瀏覽：935

EN 12056-1 2000 Gravity drainage systems inside buildings - Part 1 General and performance requirements.pdf

BRITISH STANDARD BS EN 12056 1 2000 The European Standard EN 12056 1 2000 has the status of a British Standard ICS 01 040 91 91 140 80 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIG

上傳時(shí)間：2021-08-27 | 頁數(shù)：20 | 格式：PDF | 瀏覽：640