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A Detailed Guide to Creative Hydroponic Flower Glass Bottle Styles and Purchasing Considerations
Creative Hydroponic Flower Glass Bottle Styles and Purchasing Considerations
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Senegal peanut purchasing to start on November 15
Senegal peanut purchasing is about to begin on November 15
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New developments in Ningxia for purchasing agricultural machinery for spring plowing preparation
New developments in Ningxia for choosing agricultural machinery for spring plowing preparation
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The threshold for grain purchasing permits should not be set too high
Don't set the threshold for grain purchasing permits too high
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Tight grain supply pushes new wheat prices up generally, cautious purchasing keeps price gap between high-quality and common wheat narrow
Tight grain supply pushes new wheat prices up generally, price gap between high-quality and common wheat narrow
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Peanut supply accumulated considerably in the earlier period, peanut oil mills face heavy purchasing pressure and have adjusted prices again
Considerable peanut supply accumulated in the earlier period, peanut oil mills face relatively heavy purchasing pressure and have once again adjusted their purchasing prices
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How to test the quality of eel fry when purchasing them
(1) Water test method: Put the purchased eel fry into a container, add an appropriate amount of open-air water, and let it stand for 3-5 minutes. Eel fry of poor quality mostly float to the surface. (2) Shock test method: Remove the eel fry floating on the surface after the water test, let it stand again for 3-5 minutes, then strike the container once with your hand or foot. Eel fry of good quality react strongly, with their heads down and tails up, or try desperately to escape; eel fry of poor quality react sluggishly, with their heads up, tails down, curling, twitching, or turning belly up, etc. (3) Squeeze method: 1. Use your thumb and
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How to choose koi? These purchasing tips you need to master
1. How to choose koi. The selection of koi can follow certain standards. Since ancient times, the judging standard for koi has always used a 100-point system: body conformation 50 points, color 30 points, pattern 20 points. Recently it has developed into the 3-2-2-1-1-1 system: conformation 30 points, color 20 points, pattern 20 points, quality 10 points, taste 10 points, style 10 points. Among these, conformation includes swimming posture and body shape, with genetic factors playing the dominant role; for beautiful color and pattern, the koi's own quality accounts for 70%,
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