砌坎保土(To build the terrace ridge to protect thesoil] 改造水土流失严重的丘陵山区低产茶园的措施。应因地制宜,就地取材,用石块、草皮、砖等作材料,根据茶园坡度大小,每隔几行至十几行茶树,或结合道路与排蓄水沟的格局,沿等高线修筑梯坎,对原有年久失修的梯级进行修整,阻截径流,保持水土。用作物蒿秆在坡地茶园中沿等高线打桩修筑成拦泥坝,对防止或减少水土流失有显着效果。
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