澳大利亚北部领土种植高粱的历史仅有20年,1969年高粱种植面积762公顷,平均每公顷产量0.82吨,1982年高粱种植面积2306公顷,平均每公顷产量1.74吨,1988年高粱种植面积4705公顷,平均每公顷产量1.96吨。 播种前的土地准备 一般播种前实行耕翻1—2次,使用单向圆盘犁或中耕松土机,耕深15—18厘米。因土层较薄地下常有石头,因此犁 The history of sorghum growing in northern Australia was only 20 years. In 1969, the area of ​​sorghum was 762 hectares with an average yield of 0.82 tons per hectare. In 1982, 2306 hectares of sorghum were planted, yielding an average of 1.74 tons per hectare of land and 4,705 hectares of sorghum in 1988, The average yield per hectare 1.96 tons. Land Preparation Prior to Sowing Generally before the implementation of tilling 1-2 times, using one-way disc plow or cultivator scarifier, tillage 15-18 cm deep. Due to the thin soil often underground stones, so plow