Nursery with nutrients. The nutrient bowl is made of black plastic, which can absorb heat during the day and keep the roots in the night. The plastic nutrient seedlings are placed in the impotence. When the outside temperature is around 10 °C, the temperature inside the crucible is 6 °C ~ 7

Walnut trees generally take cold-proof measures from mid-November to early December. 1, buried in the cold For the 1~2 year old saplings where the open field cannot be safely wintered, the whole tree body is bent to one side and covered with soil. This method is the most effective and reliable m

First, the higher the temperature required for cucumber, the better. Generally speaking, the suitable night temperature of cucumber is 15-18 °C, and the daytime is about 32 °C. However, cucumber can still grow normally at higher temperatures. In the range of 38-40 ° C, although photosynt

Question: In the recent period, many newspaper friends asked that their vegetables were planted close to the corn field. The leaves of the vegetables grew well on the first day. After the neighbors planted the corn, the next day they found that the leaves of the vegetables were rolled up, like a v

The laboratory oil-free vacuum pump is mainly used in the laboratory for filtration, liquid absorption, vacuum drying oven, rotary evaporator and other purposes. These experiments may cause liquid pumping of the pump and the inhalation of dust particles into the pump to damage internal components. R

There are many varieties of fertilizers on the market, and the method of distinguishing the types of fertilizers has become very important. Some enterprises have printed misleading language such as “full nutrition” and “detonated nuclear power” on the packaging bags in orde

The two-row planting on the corn ridge is based on the original ridge planting and adopts a large plant spacing. Two plants per hole are planted. The seeds are two seeds connected together from the same cob. Through years of experiments, it has been proved that the two-strain maize planting is mor

As the autumn mood becomes stronger, more and more friends are paying attention to Qiufen health knowledge. As the autumn comes, the weather is getting drier and cooler. It is a cold autumn rain. Only good maintenance can effectively resist the disease. Let's learn about the Equinox health kno

[ China Pharmaceutical Network Health and Wellness ] Unconsciously, it will go to the May Day holiday. At this time of the year, many families will choose to travel. There will be more or less problems on the way to the tour. Among them, the soil is not satisfied, motion sickness is seasick, and bea

(I) Biological characteristics The celery root system is shallow and less, and the celery likes a cool and humid environment. The optimum temperature for germination is 15-20°C. The germination is slow and not neat at high temperatures. However, the seedlings can tolerate a low temperature of

Young apple tree pruning is dominated by plastic surgery. The slender spindle shape is used when the row spacing is 2mX3m, and the spindle shape or modified spindle shape is the main type when it is 3mX4m. Pruning is mainly sparse, combined with short cuts, to prevent the emergence of competing br

The Arterial Network was informed that the US CVS announced on August 9 that its app launch and doctor video access features allow patients to talk to their doctors via smartphones. CVS Health's Minute Clinic will provide virtual medical care visits for patients who wish to trea