当前位置: 首页 > 文章 > 苹果白粉病发生规律及化学防治技术研究 陕西林业科技 2007 (4) 110-111+115
Position: Home > Articles > Occurrence of Podosphaera leucotricha Salm and Chemical Control Methods Concerned Shaanxi Forest Science and Technology 2007 (4) 110-111+115

苹果白粉病发生规律及化学防治技术研究

作  者:
卢伟;陈锋;李静
单  位:
陕西省太白林业局
关键词:
苹果白粉病;发生规律;化学防治技术
摘  要:
针对苹果白粉病4~5月份发病情况,进行了专题调查和药效防治试验,苹果白粉病在陕西关中4~9月为病害发生期,其中4~5月气温较低,枝梢组织幼嫩,为白粉病发生盛期,对果树的中后期生长发育影响极大,6~8月发病缓慢或停滞;4月中旬病害发生初期开始喷药,一般防效可达80%左右。喷药3~4次,间隔10~15 d左右喷药1次,可有效控制苹果白粉病的流行。
译  名:
Occurrence of Podosphaera leucotricha Salm and Chemical Control Methods Concerned
作  者:
LU Wei CHEN Feng LI Jing (Taibai Forestry Bureau of Shaanxi,Taibai,Shaanxi 721600)
关键词:
Podosphaera leucotricha Salm;;occurrence rules;;chemical control
摘  要:
Investigation on Podosphaera leucotricha Salm was carried out from April through May during its occurrence period and effect of chemical control was observed.The result showed that the disease appeared from April through September.The disease was prevailing in the period from April to May when the temperature was low and branches were tender,having great influence on the latter- on growth;and was stagnant during June to August.Germicides was 80% effective after three or four times of spray at interval of 10 to 15 days in the middle of April.

相似文章

计量
文章访问数: 8
HTML全文浏览量: 0
PDF下载量: 0

所属期刊

推荐期刊