28 photos tell you what pests and diseases are present during the corn seedling season

Corn in the seedling stage may encounter a lot of trouble, there are diseases and insects, different places in different planting time specific species will be different, the following list of the most common diseases and insect pests in China.

01

Improper sowing depth:

Too deep, too shallow, uneven, etc

Figure 1, sowing too deep soil compaction, seedling top soil difficulties

Fig. 2, there is no normal germination of seedlings

Figure 3, uneven soil leads to different seedling sizes

02

Fertilizer seeds are burned

Figure 4, Seed fertilizer simultaneous sowing, seeds and fertilizer are too close to each other

03

Herbicides are harmful

Figure 5, Herbicide infestation after seedlings

Figure 6, or herbicide drug damage

04

Drought or root

Figure 7, The Consequences of Flooding

Figure 8, seedlings under flooding

05

Temperatures plummeted

Figure 9, Low temperatures after continuous rain cause seedling leaves to turn purple

06

drought

Figure 10: Continued drought causes seedling leaf curls

07

hail

Figure 10, seedlings after hail

08

Golden needle worm

Figure 10, Golden Needle Worm

09

grubs

Figure 11, Grubs

10

cutworm

Figure 12, Ground Tiger

11

Two o'clock nocturnal moths

Figure 13, Two-point nocturnal moth

12

Thrips

Figure 14, Thrips on the heart leaf of corn

Figure 15, enlarged thrips

13

Cultivated sunflower mealybug

Figure 16, the leaves on the ground are yellow, and it turns out that there are bugs growing on the roots

14

Heterodylopod leaf beetle

Fig. 17, Heterodatalium leaf beetle is harmful

Figure 18, Adult isosqualis leaf beetle

15

Long-spotted heterosqualis leaf beetle

Figure 19, Long-spotted isosqualis leaf beetle

16

Striped red-bearded blind bugs

Figure 20, A red-bearded blind bug

17

Three-spotted leafhopper

Figure 21, Three-spotted leafhopper

18

Crooked black bugs

Figure 22, Crooked Black Bug

19

Iron beetles

Figure 23, Iron Beetle

20

Rot root rot

Figure 24, Root rot

21

Coarse shrinkage

Figure 25, Coarse shrinkage

Figure 26, the bright veins on both sides of the dorsal midrib are recognizable symptoms of coarse contraction disease

22

Dwarf mosaic disease

Figure 27, Dwarf mosaic disease

Figure 28, Dwarf mosaic disease

It comes from Zhao Zhanzhou Xinnongtang WeChat public account