too low Learn more about too low
-
Causes of low yield of century-old chestnut trees in Xingtai County and its countermeasures
At present, some century-old chestnut trees are still preserved in many parts of our country. For example, there are many century-old chestnut trees in Xingtai County, Hebei Province. However, due to the lack of management, these chestnut trees have become strong and weak, empty canopy and too many single seeds. The yield is too low.
2020-11-09 Xingtai County one hundred years big chestnut low yield reason and its response now -
Common problems in Orchid cultivation and Management
Common problems in Orchid cultivation and Management
2018-04-18 -
Causes and control of too many mushrooms and yellow mushrooms
The reason is mainly due to improper management in the low temperature season. In the low temperature season, the humidity in the mushroom shed may be too high, excessive water spray, too much free water attached to the mushroom body, and can not evaporate after absorbing water, resulting in the weakening of the metabolism of the mushroom body and the entry of various pathogens. Multiply in large numbers, and cause various diseases of the fruiting body. The continuous low temperature weather causes the temperature in the mushroom shed to be too low, and the edible fungus fruiting body is in a bad living environment for a long time, which leads to the disease. Some edible mushroom varieties are in 3-4 stubble, malnourished in the mushroom bag and after budding.
2019-01-16 -
Is the gross margin too low? Gas station is going out of business to protest
In view of the fact that the gas station association will negotiate with CNPC because its gross profit is too low, and does not rule out the simultaneous closure of business for three days, the Fair Association said yesterday that it had filed a case for investigation and would be punished in accordance with the law if joint acts were involved. The Fair Trade Commission said yesterday that the media reported that the Chinese people.
2018-07-05 -
The harm of too high or too low pH value to aquaculture and its control measures
PH is an important hydrochemical index in aquaculture and an index to evaluate the acidity and basicity of water body. Generally, the PH value of 6.5-8.0 is regarded as neutral, and the PH value is 5.0-6.5.
2019-02-27 -
Causes and Prevention of Mushroom malformation
In mushroom cultivation, the following abnormal mushrooms are produced in a high proportion, and the causes and preventive measures are as follows: Pleurotus ostreatus is due to excessive ventilation, low temperature, too late covering fine soil and too wet fine soil particles, which makes the position of the solid primordium too low, the primordium is squeezed by the surrounding soil particles in the process of growing up, the mushroom shape is not round, and the soil on the mushroom surface is like a "landmine". Prevention methods should strengthen water management, spray moisture on coarse and fine soil timely and slowly, reduce ventilation after spraying coarse soil particles, and keep the relative humidity of the air in the room at about 80%.
2019-01-16 -
A few tips to make the crab claw orchid blossom can't stop it from blooming.
There are many reasons why crab claw orchids do not blossom: if the light is too strong, it needs to be exposed to short-term light, and shade measures should be taken in hot weather. If the temperature is too low, give it a growth environment of 15-25 ℃. If the temperature is too low, it should be done.
2018-08-01 -
Some reasons that cause eggs not to be fertilized.
1. The ratio of hens to cocks is too large. Foot and foot problems 3. The rooster strays from the herd. The rooster is too skinny. The rooster's broken beak is incorrect 6. The rooster is dominant 7. Low sperm count requires at least 50 to 100 million sperm per ejaculation. Sperm motility decreased by 9. 5%. The weight of a rooster is 10. 5% lower. Genetic factors 11. The fallopian tube is damaged, and if you are good at reaching the bleeding site, the hen will produce
2019-01-11 -
Ask for help: the granulation rate of big chicken feed is too low.
Ask for help: the granulation rate of big chicken feed is too low.
2018-07-11 -
Causes and control of mycelial atrophy of volvariella volvacea
1. The use of inferior bacteria: the age is too long or too short, the strain degenerates, the mycelium is weak, the stress resistance is poor, or the strain is stored in an environment where the temperature is too low or too high for a long time, there will be the phenomenon of non-germination and mycelium shrinkage after sowing. Prevention and treatment: select the right age, high-quality bacteria, and ensure that the temperature in the culture process is not too low. two。 Improper control of culture material temperature: when the air temperature is high, the culture material is thick, and the heat preservation performance of the mushroom room is good, the temperature in the culture material exceeds 42 ℃ for a long time after sowing, which will lead to mycelium shrinkage, death and burning bacteria.
2019-01-16 -
Analysis of death causes of Indoor Flowers in Winter
In winter, in addition to low temperature will lead to frostbite of flowers, there are many reasons will cause the death of flowers. If you grow flowers indoors because you are worried about the cold, but they still die, it is likely to be caused by the following reasons
2018-07-02 -
Causes and prevention methods of onion deformity
Causes and prevention methods of onion deformity
2019-01-31 -
Causes of low feed intake of chicks and its solutions
Causes of low feed intake of chicks and its solutions
2018-09-07 -
How to solve the problem of low hatching rate affecting goose-raising benefit and low hatching rate of goose seedlings
How to solve the problem of low hatching rate affecting goose-raising benefit and low hatching rate of goose seedlings
2018-10-27 -
Seven kinds of super hardy flowers have a reward in winter.
In winter, the weather is cold and most of the flowers wither. Here are 7 kinds of super hardy flowers, which can bloom in the cold winter. Let's take a look! Huilan Nai-4 ℃ at low temperature. The orchid plant that enters the house overwintering should pay special attention to the temperature and humidity.
2018-10-09 -
Yield is related to benefit causes and countermeasures of low yield of crayfish
Yield is related to benefit causes and countermeasures of low yield of crayfish
2018-07-05 -
How to do morning glory leaves yellow, learn 6 strokes yellow worry-free/watering too low temperature
Morning glory, needless to say we all know, it is also called morning glory, often appear in the countryside roadside, is a flower friends like flowers. Nowadays, many flower friends plant morning glory at home, but because of improper maintenance, there are often some problems, such as yellowing leaves.
2018-12-24 -
What are the temperature requirements for flowers?
What are the temperature requirements for flowers?
2019-11-27 -
The causes and prevention methods of the latest onion deformities
Onion, also known as onion, onion, is a common vegetable, because of its high economic benefits, the planting area is more and more extensive. However, there will be deformities in the planting process, which seriously affects the commodity value of onions and brings economic losses to farmers.
2020-11-10 The latest onions abnormal shaped causes and prevention methods -
Causes and control methods of planting melons and melons
First, the reasons for melons 1. The temperature is too high or low. Too high temperature, less photosynthetic accumulation, more respiratory consumption, easy to make melon vine grow, malnutrition and melon; too low temperature, weakening root absorption capacity, affecting photosynthesis leading to lack of nutrition and melon. two。 Excessive soil drought
2020-11-08 Species melon cause and control method one