共 50 条
- [1] Smallholder Farmers Technical Efficiency and Production Constraints in Turmeric Production: in South-western Ethiopia JOURNAL OF MEDICINAL PLANTS AND BY-PRODUCTS-JMPB, 2024, 13 (01): : 209 - 218
- [2] USSR STRIVES FOR INCREASED HOG PRODUCTION EFFICIENCY FOREIGN AGRICULTURE, 1976, 14 (21): : 6 - &
- [5] GROWTH, STABILITY AND EFFICIENCY OF HOG PRODUCTION IN PRAIRIE PROVINCES CANADIAN FARM ECONOMICS, 1973, 8 (05): : 15 - 25