The recipe is simple: a few drops of water and glass-like marbles to provide a kind of scaffolding for roots in the soil.
方法很简单：几滴水和玻璃状的弹子为土壤中的植物的根提供一个支架。
Jonathan Lynch: For some nutrients like phosphorous which are in the top soil, we want shallow roots.
纳森•林奇：为有效吸取表土磷等营养物，浅根更适合。
To store water, they burrow in the soil in ring-like patterns and consume the roots of vegetation to allow underlying grains of sand to absorb falling rain.
为了储存水，他们在土壤中挖出环状凹坑，吮食植物根茎，以便下层沙粒能够吸收降水。
应用推荐