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在定植前,要消灭大片茂密的茅草,一般用碎土圆盘耙或齿耙耕翻5—10次,10天一次。但有时茅草地面积小,机械灭茅不合算。另外,在幼树定植后,还须消灭小片的或分散的再生幼茅。小片茅草的杀除 (一) 人工除茅人工除茅时用锄头,最好用4齿耘锄深翻40厘米即够,因为在粘沙土中超过这个深度就很少有茅根了。这样除茅,每公顷需花200多个工。在象牙海岸南方省,每
Before planting, to eliminate the large dense thatch grass, generally with broken disc harrow or tooth harrow plowing 5-10 times, once every 10 days. However, sometimes the grass area is small, mechanical detoxification uneconomical. In addition, small saplings or scattered regenerated shoots must be eliminated after young tree colonization. Small pieces of thatch to kill (a) In addition to artificial labor Mao Mao with hoes, it is best to use 4 teeth Yun hoe deep flip 40 cm that is enough, because in the sticky sand in excess of this depth, there are few roots. In addition to Mao Mao, each hectare to spend more than 200 workers. In the southern province of Ivory Coast, each