一、天然植物和播种植物的混合复盖的价值在天然复盖植物中,已经知道茅草、芒萁和铺地蜈蚣是莠草;最近的一些试验结果表明,飞机草和米甘草对胶树也有不良的影响。以前有一段时间曾认为禾本草(特刖是地毯草)是莠草,但是现在发现,只要不让地毯草和某些其他的禾本草接近幼龄胶树,则它们对 First, the value of mixed natural and seeding plant cover In the natural coverage of plants, it is already known that thatch, mangosteen and paving the centipede is a weed; recent test results show that aircraft grass and rice licorice gum tree also has Bad influence. It has been previously thought for some time that gramineaceae (perennial grass) is a weed, but it has now been found that as long as it is not allowed to approach the young gum trees of carpet grass and some other grasses,