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Terms for subject Desert science containing extensive | all forms | exact matches only
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extensive agriculture粗放农业
extensive cultivation粗放耕作 (在半干旱地区,因土地面积大,大面积翻耕草地种植作物、不施肥,不除草、不灌溉,靠雨水,以轮荒来恢复地力)
extensive fanning粗放耕作
shallow ploughing and extensive cultivation浅耕粗作