000 02727nam a2200265#a 4500
001 vtls000001197
008 230822s1980 xx 000 0 eng d
040 _aJPS
041 _aeng
043 _aa-my---
080 _a551 3 051 (510)
090 0 0 _aEARTH 551 3 051 (510) UNE
110 _aUNESCO, issuinh body
245 0 _aPROCEEDINGS OF THE INTERNATIONAL SYMPOSIUM ON RIVER SEDIMENTATION, VOL.2
260 _aChina:
_bGuanghua Press,
_c1980
300 _a705-1470pages,
_bilustrationsl
505 _a5.2. Device of seedling-boxes for raising broadcastable seedlings 5.3. Methods for using seedling-boxes 5.3.1. Necessary number of boxes 5.3.2. Preparation of soil for seedling-boxes 5.3.3. Fertilization 5.3.4. Putting soil into pots and pressing the soil 5.3.5. Sowing (normal sowing) 5.3.6. Mixed sowing with soil and fertilizers 5.3.7. Setting seedling-boxes and irrigation 5.3.8. Management for raising seedlings 5.3.9. Pulling-up (uprooting) seedlings and transportation 5.3.10. Transplanting 5.4. Management in the main field 5.4.1. Methods for enhancing plant growth in the early growth period 5.4.2. Methods for restricting nitrogen absorption in the middle growth period 5.5. Yields of rice cultivation through broadcast transplanting 5.6. High-yielding rice cultivation using broadcastable seedlings 5.6.1. Introduction 5.6.2. Results in the first season 5.6.3. Results in the second season. 5.6.4. Conclusion
_a18. Instrumentation equipment for use in hydraulic models of rivers and harbors / Xu Jifeng, Xu Mingcai, Wu Jialin, Wang Zhendong, Tang Maoguan.' and Huang Bingren 19. An automatic discharge control system for the hydraulic. model / Jiang Bing and Li Qi 20. Application of the photo-sedimentation technique in size analysis for fluvial sediment / Lu Yongsheng, Xu Youren and Long Yuq ian 21. Research on low sediment concentration measurements by the radioisotope method / Lu Zhi, Zhang Xunshi, Chen Dekun, Kong Gudngchu, Sun Leling and Jiang Lintian 22. Bed-load sampling in rivers / Emmett, W.W. 23. The historical model tests of Engels for the Yellow River reclamation in 1930-1935 in perspective of modern research methods / Scheuerlein, H. 24. Some field and laboratory measurements concerning the mechanics of sediment transport / Dracos, T. 25. Physical and numerical modeling of estuarine sedimentation / McAnally, W.H. jr., Thomas, W.A. and Letter, J.V., Jr.
546 _aIn English
650 1 0 _aRIVER SEDIMENTATION
650 2 0 _aSedimentation - river
650 2 0 _aSYMPOSIUM
942 _cMONO
990 _a1980
999 _a00147
_a551 3 051 (510) UN
_aVIRTUA05
_aVTLSSORT0080*0410*0430*0490*0800*0900*1100*2450*2600*3000*5050*5051*5460*6500*6501*6502*9040*9050*9490*9900*9994
_c763
_d763
003 JPS