The "root irrigation" is to directly fill the roots of fertilizers, water and medicines needed by plants to form nutrients in the root wrapping area. Popular metaphor: that is, the "nutrients" required for plant growth are sent directly to the "tummy." That is…
First, fry cultivation
The containers, water, methods, and methods used for artificial incubation are the same as those of other fish. The fry cultivation stage starts from the newly hatched fry with a total length of 2 to 3 cm to a total length of 6 to 7 cm. The incubation time at…
Ostrich feed is dominated by green feed, which accounts for about 70% of all diets. Adult ostriches require 2.5 to 5 kg of green feed each day. Green and green feed requires fresh…
(A) The pathogen…
Astragalus monopterus albus [place name] squid, long fish, blood stasis, cricket. Slim body, generally 25-40 cm long. The front is cylindrical, the back is gradually flattened, and the tail is tapered and serpentine. The head is swollen, the tip of the snout is tipp…