Category: 202103
Fruit tree wound care measures
March 19, 2021

Due to winter pruning, mechanical damage, human and animal damage, insect pests, freezing damage, wind damage, etc., seedling wounds must be promptly nursed to reduce tree water loss, and to prevent the trees from freezing, to prevent pathogen infection, and to promote wound healing. The tree .......

What is the fertilizer absorption characteristic of flower plants?
March 18, 2021

Plants mainly absorb mineral elements through the root system, and various plants absorb mineral elements and each has its own characteristics, mainly in the following aspects:

(1) The relationship between roots absorbing mineral elements and absorbing water. Mineral elements can o.......

Liaoning Food Project Focuses on Five Breakthroughs
March 18, 2021

When broilers are bred, some farmers will feed protein meals such as fishmeal and soybean cake too early, which will not only make young chickens strong but also cause indigestion in young chickens. In severe cases, they may die due to protein poisoning. The scientific approach is: 1 to 4 days.......

March wheat field tube technical points
March 18, 2021

March coincides with the return to green, jointing, and booting stages of wheat. It is a period when wheat grows vigorously, and it is also a critical period for wheat demand and fertility. Therefore, doing a good job of the wheat barley in March is related to the transformation of wheat s.......

Rat micro albumet immunoassay kit instruction manual
March 17, 2021

purpose of usage:
This kit is used to determine the amount of microalbumin in rat serum, plasma and related liquid samples.
Experimental principle
The kit uses a double antibody sandwich method to determine the level of microalbumin in rat.......

How to do diesel engine oil mixing
March 17, 2021

If the diesel engine oil is improperly stored or mixed with water during use, the lubrication effect will be affected and the water should be removed.

How to check the oil in the oil? The oil can be heated in the test tube to 110 to 120 degrees Celsius. If there is a "click&qu.......

A new method for the cultivation of white fungus in sawdust
March 17, 2021

The cultivation of white fungus with wood chips is small in cost, low in cost and high in efficiency. It is a new way for farmers to increase income.
1. Material preparations include broadleaf poplar, French sycamore, plum, persimmon and other wood chips. Sawdust powder should be broken l.......

Greenhouse vegetables "drink" milk
March 16, 2021

“Let the vegetables listen to light music? Spray the vegetables with milk?” This sounds fresh. On February 19th, the author saw the vegetable grower Yan Juhua spraying the milk on the vegetable leaf surface in the vegetable greenhouse of Xinhai Town, Xinyuan County. He also used a .......

Scientific gardening technology for vegetables
March 13, 2021

Spring and Autumn vegetables pull out the garden, clean the shed, and prepare for the next vegetable planting. The temperature in the shed has exceeded 30°C in the morning at 7 or 8 o'clock in the morning. Some vegetable growers have some trouble when pulling out the garden. The pla.......

Air filter main classification
March 13, 2021

Air filter main classification: ultra-efficient air filter. High efficiency filter. Medium efficiency filter. Primary filter. Bag filter. Plate filter; used to filter dust in the air to achieve cleanliness.

The filter is cylindrical and has three parts ins.......