葡萄在我省是一种新兴的果树,目前生产上多以栽培巨峰品种为主。由于该种粒大质佳,对肥水条件的要求较高,群众多以水田起畦栽培。但在这种条件下,常受地下水位偏高的影响,使植株的根系过浅,多集中分布在5—20厘米深的表土层中,形成“浮根”现象。这种浅生根系,一方面易受广东夏季强日照 Grapes in our province is a new fruit tree, the current production of more cultivated Jufeng varieties based. Due to the good quality of the grain, higher requirements for fertilizer and water conditions, the masses to cultivate paddy fields. However, under these conditions, the roots of plants are too shallow and often concentrated in the topsoil with a depth of 5-20 cm due to the high groundwater level, resulting in a “floating root” phenomenon. This shallow roots, on the one hand vulnerable to strong summer sunshine in Guangdong