臺灣農藥科學第四期電子書
46 臺灣農藥科學 第 4 期 此病害以苗栗與南投兩地之送件數最多, 月份統計上兩地於 5 至 9 月平均氣溫分別 高於 23.6 ℃ 與 18.3 ℃ 。根據送件月份統 計,案件於 7 月起至 11 月為送件高峰, 而此季節為草莓育苗與定植初期 (1) ,與過 去病害好發之季節研究相符 (7,17) ( 表十 ) , 可預估育苗時若均溫達 22 ℃ ,則須加強 病害與肥培管理,使植株不因囤積過多氮 肥而造成病害之侵染,待定植成長後配合 設施等耕作防治,降低病害之發生。 表十 、紅草莓炭疽瘍病案件統計 Table 10 . Meteorological data pertaining to strawberry anthracnose between 2001 and 2016 (A) Cases submitted at current and previous month and its temperature ( ℃ ) and relative humidity (RH) Parameter 1) Temperature ( ℃ ) Average 0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 Total Average ( ℃ ) RH (%) A 1 4 7 17 10 10 10 1 60 22.4±3.2 82.3±3.8 H 1 2 10 13 10 14 4 54 32.2±2.8 L 1 2 2 12 7 10 5 12 3 54 16.6±4.1 A 1 4 3 1 10 11 9 19 2 1 61 21.5±3.9 82.4±3.2 H 3 2 3 14 18 14 54 31.9±3.0 L 1 1 2 6 5 9 3 3 16 4 4 54 14.9±5.4 (B) Average temperature ( ℃ ) by region Region Month 1 2 3 4 5 6 7 8 9 10 11 12 Miaoli 14.1 15.3 16.8 20.5 23.6 25.5 26.6 26.1 24.9 22.2 19.2 15.6 Nantou 11.5 12.9 14 16.5 18.3 19.2 20.4 20.1 19.4 18 15.8 12.5 (C) Cultivated procedure Procedure Parental cultivation Planting Seedling propagation Seedling heel-in Parental cultivation Flowering Flowering Harvest Harvest 1) Parameter: A=average temperature in one month; H= the highest temperature in one month; L= the lowest temperature in one month.
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