Try not to apply ammonium sulfate in paddy fields. Because in the flooded conditions, the soil will be severely deficient in oxygen, and after ammonium sulfate is applied, the sulfate ions will be reduced to sulfides. Accumulation of excessive sulfide concentrations can cause plant roots to die an
View ProjectPrimary culture of neonatal rat cardiomyocytes can be: (1) cell preservation; (2) for cell morphology studies; (3) for clinical research. experimental method Trypsin digestion Principle of experimental method The rat cardiomyocytes are taken out from the body, treated with trypsin and a chelati
View ProjectModern research ã€Main ingredients】: Sakamoto contains volatile oil 0.38% ~ 0.65%, Liao glycosides root containing volatile oil 1.5%. Its main components are 3-Butylphthalide, Cnidilide, neo-Cnidilide, β-Phellandrene, trans - Trans-Ocimene, α-Phellandrene, α-Pine-ne, Limonen
View ProjectRelease date: 2014-02-17 A recent international study showed that regular X-ray breast examination did not reduce breast cancer mortality. Australian experts said on the 13th that women under the age of 40 can use X-rays to check their breasts. Because of fear of breast cancer, breast cancer d
View ProjectSynonyms Jue Qing ("Wu Pu-Ben Cao"), Xiang Su ("Don't Record"), Red Eyed Mother Grass ("Tang Ben Cao"), Red Eye ("The Essentials of Essentials"), Xiaoqing Cao ("Herbal Mirror"), Grasses, Flies, Flies ("Supplement from Outlines"), Rat
View ProjectThe pruning of apple trees in winter is very important, especially for the treatment of some special branches, improper pruning will not only affect the increase of fruit yield, but also bring about a series of diseases. Therefore, the refurbishment of the trunk and aging branches of fruit trees ha
View ProjectThe seasonal turn of winter to spring, the grey mold in the vegetable shed began to ravage, threatened the harvest of the leeks, and the application of pesticides was carried out in physical and chemical forms to execute grey mold. With the growth and development of leeks, the condition gradually
View ProjectSummary of high-yield fertilization techniques for winter wheat, winter wheat is the main food crop, and its growth period is long, which is one of the crops with more fertilizer. Studies have shown that under normal cultivation conditions, for every 100 kg of wheat produced, about 3 kg of nitrogen
View ProjectMaize seedling stage is the main period of occurrence of underground pests, and the damage caused by underground pests such as ground tigers and earthworms is relatively large. [Occurrence characteristics] The underground pests of corn seedlings mainly include small tigers, earthworms, cockroaches
View ProjectIn recent years from May to July each year, day lily "three diseases" (referring to leaf blight, leaf spot, and rust) are all very popular and seriously threaten the production of day lily. This year, the author's investigation found that: Huangcai field, which is poorly managed by D
View ProjectThe use of urea as a substitute feed for bovine protein is an important measure for raising the economic benefits of cattle breeding. However, if overfeeding or improper feeding methods, it will often cause cattle urea poisoning. Therefore, the following six issues should be noted when feeding cow
View ProjectSpring is the most active period of metabolism, and it is the basis of healthy throughout the year. If you do not pay attention to some health taboos, you will drag the health foundation and let the disease take advantage of it. What do you need to pay attention to in the spring health care? As t
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