【作者】 张美勇； 徐颖； 刘化朝；

【Author】 Zhang Meiyong, Xu Ying, Liu Huachao (Shandong insititute of pomology, Taian 271000;Fruit office of Feixian, Shaoyaoshan)

【机构】 山东省果树研究所； 费县芍药山乡果树站；

【摘要】 在3年生香玲核桃密植园及8年生堰边香玲核桃园,于春天发芽前及新梢迅速生长期使用尿素及复合肥。试验结果表明,两种肥料均能促进香玲核桃的生长,提高株产及单果重。尿素对幼树的效果好于复合肥。以尿素株施O．3～O．5kg,复合肥株施O．75kg 为宜;两种肥料混施后具有累加效应,能显著的促进核桃的干径生长,提高枝条的充实度,有利于核桃的越冬。更多还原

【Abstract】 Carbamide and complex fertilizer were applied on the Xiangling variety of walnut trees, before the sprouting and the tree growth fast phase. It can promoted the growing of the tree, and the yield and single fruit weight were increasing. The resulting of carbamide is better than complex fertilizer. Effected is additive during both of fertilizers together.更多还原