The average daily temperature during wheat grouting is 19-21 ° C, the temperature difference between day and...
Knowledge
1. Symptoms of eggplant red powder It is mainly to harm the upper part of the ground...
I. Diagnosis of carrot purple feathers The upper part of the diseased plant is manifested as dwarfed,...
The main causes of drug harm: The drifting of the herbicides caused the injury of non -target...
After the end of the late autumn silkworm, the prevention and control of the Sangyuan closing door...
There are many types of Chinese cabbage diseases and insect pests. The occurrence of frostmo, soft rot,...
Rice seedlings are the general name of rotten, rotten and dead seedlings in rice seedlings. Spring rainwater...
Ammonia qi damage: yellowization occurs between the edges of the middle leaves or veins in the middle,...
The average temperature that is prone to radish cream mold disease is about 16 ° C. High...
1. Symptoms of carrot bacteria Copycinobacteria can occur in the field and storage period, mainly to harm...