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(1)试验组深耕30cm,施干猪粪25kg/m。对照耕深15cm,未施肥。结果试验组亩产153kg,对照104kg。(2)人工辅助授粉在开花期两人拉着长绳于在
(1) The experimental group deep plowing 30cm, dry pig manure 25kg / m. Control tillage 15cm, no fertilizer. Results The test group mu 153kg, control 104kg. (2) artificially assisted pollination in the flowering two people pulling the long rope in the