| The Silver Leaf (Scotland) Order of 1922 | S.R.&O. 1922/112. |
| The Colorado Beetle Order of 1933 | S.R.&O. 1933/830. |
| The Colorado Beetle (Scotland) Order 1933 | S.R.&O. 1933/838. |
| The Narcissus Pests (Cornwall) Order of 1935 | S.R.&O. 1935/1328. |
| The Cabbage Aphis (Bedfordshire, Cambridgeshire and Huntingdonshire) Order of 1936 | S.R.&O. 1936/120. |
| The Woolly Aphis (Scotland) Order 1947 | S.R.&O. 1947/1065. |
| The Blackcurrant Mite (Scotland) Order 1947 | S.R.&O. 1947/2304. |
| The Colorado Beetle (Amendment) Order 1950 | S.I. 1950/411. |
| The Colorado Beetle (Amendment) (Scotland) Order 1950 | S.I. 1950/964. |
| The Blackcurrant Reversion (Scotland) Order 1952 | S.I. 1952/225. |
| The Red Core Disease of Strawberry Plants Order 1957 | S.I. 1957/753. |
| The Fire Blight Disease Order 1958 | S.I. 1958/1814. |
| The Fire Blight Disease (Amendment) Order 1960 | S.I. 1960/1557. |
| The Fire Blight Disease (Amendment) Order 1966 | S.I. 1966/162. |
| The Examination of Seed Potatoes (Scotland) Order 1970 | S.I. 1970/1287. |
| The Potato Cyst Eelworm (Great Britain) Order 1973 | S.I. 1973/1059. |
| The Wart Disease of Potatoes (Great Britain) Order 1973 | S.I. 1973/1060. |
| The Prevention of Spread of Pests (Seed Potatoes) (Great Britain) Order 1974 | S.I. 1974/1152. |
| The Wart Disease of Potatoes (Great Britain) (Amendment) Order 1974 | S.I. 1974/1159. |
| The Mediterranean Carnation Leaf Roller (Great Britain) Order 1975 | S.I. 1975/1842. |
| The Plum Pox (Sharka Disease) Order 1975 | S.I. 1975/2225. |
| The Beet Cyst Nematode Order 1977 | S.I. 1977/998. |
| The Progressive Wilt Disease of Hops Order 1978 | S.I. 1978/505. |
| The Import and Export (Plant Health) (Great Britain) Order 1980 | S.I. 1980/420. |
| The Plant Pests (Great Britain) Order 1980 | S.I. 1980/499. |
| The Progressive Wilt Disease of Hops (Amendment) Order 1981 | S.I. 1981/1170. |
| The Vegetable Produce (Temporary Prohibition on Landing) (Great Britain) Order 1982 | S.I. 1982/599. |
| The Progressive Wilt Disease of Hops (Amendment) Order 1983 | S.I. 1983/1485. |
| The Import and Export (Plant Health) (Great Britain) (Amendment) Order 1984 | S.I. 1984/306. |
| The Parsley (Temporary Prohibition on Landing) (Great Britain) Order 1984 | S.I. 1984/416. |
| The Import and Export (Plant Health) (Great Britain) (Amendment) (No. 2) Order 1984 | S.I. 1984/839. |
| The Chrysanthemum (Temporary Prohibition on Landing) (Great Britain) Order 1984 | S.I. 1984/1871. |
| The Fire Blight Disease (Scotland) Order 1985 | S.I. 1985/637. |
| The Import and Export (Plant Health) (Great Britain) (Amendment) Order 1985 | S.I. 1985/873. |
| The Import and Export (Plant Health) (Great Britain) (Amendment) (No. 2) Order 1985 | S.I. 1985/1230. |
| The Plant Pests (Great Britain) (Amendment) Order 1986 | S.I. 1986/194. |
| The Import and Export (Plant Health) (Great Britain) (Amendment) Order 1986 | S.I. 1986/195. |
| The Import and Export (Plant Health) (Great Britain) (Amendment) (No. 2) Order 1986 | S.I. 1986/1135. |
| The Potatoes (Prohibition on Landing) (Great Britain) Order 1987 | S.I. 1987/19. |
| The Import and Export (Plant Health) (Great Britain) (Amendment) Order 1987 | S.I. 1987/428. |
| The Import and Export (Plant Health) (Great Britain) (Amendment) (No. 2) Order 1987 | S.I. 1987/1679. |