Case studies 2,822 Research 744 Oil palm 614 Fertilizers 537 Study and teaching 533 Diseases and pests 504 Analysis 461 more ... Rice 425 Economic aspects 373 Soils 352 Growth 329 Environmental aspects 327 Diseases 322 Malay language 302 English language 279 Management 277 Palm oil 223 Feeding and feeds 197 Control 196 Mathematical models 196 Psychological aspects 188 Food 186 Data processing 180 Design and construction 176 Corn 174 Agriculture 166 Social aspects 166 Islam 163 Propagation 162 Religious aspects 148 less ...