西双版纳香荚兰根腐病田间化学防治试验(Ⅰ)

Chemical Control of Vanilla Root Rot in Xishuangbanna

在网棚桁架式栽培条件下，使用粉锈灵（１５％ＷＰ）、苯来特（５０％ＷＰ）、多菌灵（５０％ＷＰ）５００～１０００倍液淋灌土壤，防治香荚兰镰刀菌根腐病，经３年田间试验，３种农药１０００倍液施药后２个月内均有防效，其中粉锈灵效果最好。粉锈灵表现出明显刺激根系生长作用，同时也表现出对部分茎基部新生蔓的生长抑制现象。

The trail has conducted drenching with 5001 000-fold triadimefon 15%WP,benomyl 50%WP and carbenadazim 50%WP under artifical shadeshed for three yearsThere are effective control with 1 000-fold within two month,but triadimefon give best controlTriadimefon has stimulating action on root growth,simultaneity restrain growth of some newborn vine from base of stem