1. Period of nutrition growth
(1) The germination period starts from sowing to cotyledons…
(1) The germination period starts from sowing to cotyledons…
1. Appearance inspection of cans (1) Sealing performance inspection The cans were placed in 80…
Paphiopedilum leaf blight is mainly found in cultivated plants, and the pathogen is the small …
Excess zinc excess zinc produces symptoms of iron deficiency in the top leaves of cucumber pla…
Cherries can be stored spontaneously in a small plastic bag. The method is to use cherries tha…
Release d…
The impeller-type aerator is widely used in pond fish farming machinery. It uses agitator …
According to an article published this week in the Proceedings of the Royal Society B, the…
First, feed feeding
1. The choice of feed and the amount of feed required for feeding are…
1. The choice of feed and the amount of feed required for feeding are…
The southern estuary is a ferocious carnivorous fish, preferring to prey on live fish and capa…
Researchers from the Plant Molecular Cell Biology Laboratory at the Rockefeller University…