This document provides information on plant diseases that affect various crops and recommendations for controlling each disease. For each disease listed, the recommendations typically include using resistant varieties when available, applying appropriate fungicides or other chemicals, practicing crop rotation, and removing diseased plants or plant parts. Control is listed as the recommended action for most diseases.

1. FFA Judging Contest Plant Pathology Study Guide

2. Corn - Smut

4. Bean - Anthracnose

6. Cucumber - Bacterial Wilt

8. Tomato - Anthracnose

10. Wheat - Scab

12. Tomato – Root Knot Nematode

14. Rye - Ergot

16. Strawberry – Botrytis Rot

18. Corn - Rust

20. Potato – Late Blight

22. Wheat - Powdery Mildew

24. Corn–Maize Dwarf Mosaic Virus

26. Tomato – Blossom End Rot

28. Tomato – Early Blight

30. Tomato – Septoria Leaf Spot

32. Wheat – Glume Blotch

34. Tomato – Late Blight

36. Strawberry – Leaf Blight

38. Apple - Scab

40. Bean – Bacterial Blight

42. Apple – Sooty Blotch

44. Peach – Leaf Curl

46. Brambles – Crown Gall

48. Apple – Bitter Rot

50. Cherry – Brown Rot

52. Peaches – Brown Rot

54. Barley - Scald

56. Apple – Cedar Rust

58. Strawberry – Leaf Spot

60. Apple – Frog-eye Leaf Spot

62. Barley – Covered Smut

64. Apple – Fire Blight

66. Potato – Hopperburn

68. Barley – Stripe Rust

70. Corn – Northern Leaf Blight

72. Plum – Brown Rot

74. Potato – Black Leg

76. Barley – Powdery Mildew

78. Wheat – Loose Smut

80. Grapes – Powdery Mildew

82. Peach - Scab

84. Potato – Leaf Roll

86. Barley – Loose Smut

88. Potato - Scab

90. Wheat – Stem Rust

92. Wheat – Leaf Rust

94. Potato – Ring Rot

96. Alfalfa - Leaf Spots

98. Grapes - Black Rot

100. Potato - Rhizoctonia

102. Brambles - Anthracnose

104. Oats - Stem Rust

106. Crucifers - Club Root

108. Plum - Brown Rot

110. Potato – Early Blight

112. Alfalfa - Downy Mildew

114. Bramble - Orange Rust

116. Crucifers - Soft Rot

118. Clover - Sclerotinia Crown Rot

120. Crucifers - Black Leg

122. Grapes - Downy Mildew

124. Plum - Black Knot

126. Clover - Rust

128. Potato - Mosaic Virus

130. Clover - Powdery Mildew

132. Cucurbits - Powdery Mildew

134. Beans - Mosaic Virus

136. Cherry - Leaf Spot

138. Bean - Rust

140. Oats - Crown Rust

142. Oats - Loose Smut

144. Tomato - Wilt Diseases

146. Cucurbits - Anthracnose

148. Cucurbits - Downy Mildew

150. Corn - Southern Leaf Blight

152. Peach - Yellows

154. Corn - Grey Leaf Spot