课件说明：
西北农林科技大学《植物营养学》ppt教学课件（英文版一），王林权主讲。主要内容包括绪论、跨膜传输机械、短距离传输与长距离传输、施用肥料、微量营养素、有机肥料等：
lecture 1 introduction
lecture 2 essential nutrients
lecture 3 transport mechanism across membrane
lecture 4 rooot and ntrients uptake
lecture 5 rhizoshpere
lecture 6 short distance transport and long distance transport
lecture 7 foliar fertilzer
lecture 8 the factors of effect nutrients uptake
lecture 9 Fertility and Nutrient Bioavailability
lecture 10 Application Fertilizer
lecture 11 Nitrogen fertilzer
lecture 12 Phophorus fertilizer
lecture 13 K fertilzers
lecture 14 secondary nutrients
lecture 15 micronutrients
lecture 16 organic fertilizer
