Effects of fertilization on deteriorated forest of Moso Bamboo (Phyllostachys pubescens) in North-Guangdong province

To determine the most rational fertilizing amount and the optimal fertilizer application stage for deteriorated forest of Moso Bamboo(Phyllostachys pubescens) in North-Guangdong province,comparative analysis was performed on number and diameter of new bamboos in nine standard sites based on four consecutive years of fertilizer application and field survey.Results indicated that the reasonable stage and the amount of fertilizer application were in September and 30 kg compound fertilizer per 666.7 m2,respectively.120 to 130 new bamboos were produced yearly with the diameter ranging from to 8 to 8.5 cm,and newly-increased value per 666.7 m2 was 550 to 650 Yuan,presenting a significant effect on increasing yield of Moso Bamboo.