机译:田阳县芒果(Mangifera indica)种植系统的产量差距和生产限制
[1]College of Resources and Environmental Sciences China Agricultural University Beijing 100193 P.R.China;
[2]Key Laboratory of Plant-Soil Interactions Minstry of Education Beijing 100193 P.R.China;
smallholder; boundary line analysis; yield gap model; fertilization; planting density;