White rust of Impomoea reptans

1969~1969

Cercospora leaf spot of peanut

1969~1969

Note book

Pestalotia leaf spot of persimmon

1969~1969

Scab of citrus

1969~1969

Citrus tristeza

1969~1969

Blue & green mold of citrus

1969~1969

Working content process record of Tainan city water plant

1954~1981

Pineapple disease of sugarcane

1969~1969

Wong Tsoo's letter from Secretary of Defense, General Bai chungshi

1946

Tobacco mosaic disease

1969~1969

Cercospora leaf spot of cotton

1969~1969

Downy mildew of cucumber

1969~1969

Mompa of citrus

1969~1969

Wong Tsoo's letter from Navy commander Ma Chichuang

1952

Cercospora leaf spot of sugar beet

1969~1969

Scab of citrus

1969~1969

Hu Shih's letter from Wong Tsoo

1954

Banded sclerotial disease

1969~1969

The letter from Wong Tsoo replied to Chian Changtzuo

1951