Effects of intercropping time and planting density on nitrogen use efficiencyof melon-sunflower intercropping system Competitiveness and yield response to belowground interaction and density in barley-pea intercropping system Effects of Arabisalpina L. var. parviflora Franch and Zea mays L. intercropping system on root-exudated organic acids under lead stress Intercropping enhances agroecosystem services and functioning: Current knowledge and perspectives Effects of reduced nitrogen application and sugarcane-soybean intercropping on carbon balance in sugarcane fields Effects of shading and light recovery on soybean morphology and photosynthetic characteristics in soybean-maize intercropping system Short-term response of farmland carbon emission to straw return, two-year plastic film mulching and intercropping Effects of sugarcane and maize intercropping on sugarcane rhizosphere microbe metabolic function diversity Effect of tree canopy structure on light condition in almond-winter wheat intercropping systems Effects of alternative irrigation on eco-physiological characteristics of wheat/faba-bean intercropping Wheat grain yield and nitrogen use characteristics under monoculture and intercropping with different nitrogen fertilization rates Differences in maize photosynthetic characteristics and nitrogen regulation effects in maize/soybean and maize/sweet potato relay strip intercropping Effect of planting patterns on crop yield, nutrients uptake and interspecific competition in maize-soybean relay strip intercropping system Effects of straw mulching on photosynthetic characteristics and yield of intercropped maize Effects of phosphorus application on changes in soil phosphorus under wheat/maize/soybean strip relay intercropping system Effect of inoculation of AMF on plant growth and phosphorus utilization in intercropped maize under chamber phosphorus addition on red soils in Dianchi Watershed Effects of cropping patterns and fertilization on rhizosphere soil phosphorus availability of maize/soybean relay intercropping system Effects of fertilization methods on border effect of cereal-vegetablestrip intercropping system Effect of combined nitrogen and phosphorus fertilizer application of wheat-maize intercropping system Effect of mycorrhizal inoculation on growth and phosphorus accumulation of intercropped maize on purple soil Effects of nitrogen application and intercropping on spatio-temporal distribution of soil inorganic nitrogen in pea/maize intercropping field A Review of Certain Problems in Intercropping Research Light Distribution in Crop-tree Intercropping Area and its Agricultural Value