小粒咖啡病虫害防治》
Chen Xikang , Chen Liangyu and Xie Xinwei ( 1983 ) Model of Optimal Farming Structure and its Applications , Agroeconomy ( Nongye Jingji ) , January 1983 . Chen Xikang , Chen Liangyu and Xie Xinwei ( 1985 ) Input - Output Analysis and ...
A Complete Guide Ti Growing and Preparing Vegetables Written in the Best-selling 'Expert' Style
1 Maconochie ]R Madgwick ]C Madsen NP Mahendra K] Mahon R] Mak KP Manchanda AH Mander LN Mander STK Marasas WFO ... A1 Maunwongyathi P Mazza SM McAdam D McAlpine ]B McBride T] McCall M] McCamish M McChesney MM McClure T] McCredie RS ...
Mohamed , H. A. , Clark , J. A. and Ong , C. K. ( 1985 ) The influence of temperature during seed development on the germination characteristics of millet seeds . Plant , Cell and Environment 8 , 361–2 . Mohamed , H. A. , Clark , J. A. ...
本书是一本中国粮食报告。本书用了大量的数据,翔实地揭示了中国粮食问题的历史、现实和未来。有些数据很使人惊异。在物质产品极为丰富的今天,饥饿似乎成了人们遥远的记忆 ...
... 不超过1个吸收单位,则酶反应初始速度与加入的酶量呈线性关系),以每分钟OD 470 变化0.1为一个酶活单位U。每个样品重复 3次。 4超氧化物歧化酶(SOD):按郝建军等的方法测定。反应液含甲硫氨酸(1.3×10-2mol/L),氯化硝基四氮唑蓝(NBT,7.5×10-5mol/L),核黄 ...
陈雯.中国—东盟自由贸易区的贸易效应研究——基于引力模型“单国模式”的实证分析[J].国际贸易问题,2009(1):61-66. 171.李辉.新疆棉花提升国际竞争力的对策[J].新疆农垦经济,2006 (4):8-12. 172.张辰利.中国棉花价格指数波动特征分析[J].
Arntzen , C. J. , P. Böger , D. E. Moreland , and A. Trebst , eds . 1987. “ Herbicides affecting chloroplast functions . ... Asami , T. , N. Takahashi , and S. Yoshida . 1987. “ Synthesis of conjugated enamino compounds inhibiting ...
[478]李庆平,王玉红,赵瑾,等.烤烟K326接种野火病菌后游离氨基酸动态的研究[J].云南农业大学学报,2002, 17(1):10-15. [479]魏代福.山东省烟草野火病的调查鉴定及其综合防治技术的研究[D].泰安:山东农业大学,2007. [480]黄杏娥,刘雅婷,李永忠,等.
Attempts to explain what pesticides are, where, why and how they are used, what the health risks associated with them are and what legislation and regulations exist around them.