Under drought conditions, formula fertilization can make the fertilizers mix properly and, under adverse conditions, play the best fertilization effect. Du Shihui, a professor at Northwest A&F University, believes that most of the orchards currently -----
The seedling raising time is short, it only takes 25 days from cutting to transplanting; the seedlings bred by collateral cuttings have strong roots, strong growth vigor and stress resistance, and good yield; collateral cuttings are asexual reproduction, w-----
To prevent spring drought, moisture must be preserved. Hoeing can effectively protect moisture and increase temperature and promote early onset, and it is especially effective for wheat fields with small populations, weak individuals, and freezing damage. -----
Inoculation For the inoculation of Shimeji mushroom, the bagged seeding tube is generally 22~24 in flat width and 42~45 cm in length. Bacterial management, clean the mushroom shed before use, and spray the phoxim solution and phoxim solution to kill bacter-----
In winter, the temperature is low and the water evaporates slowly. Most of the medicinal plants have successively entered the dormant state. At this time, it is the golden season for the cultivation of some medicinal materials. Winter medicinal plants hav-----
Recently, Nature published an article entitled "Diagnosis: Aclear answer" about how gene sequencing has allowed a woman who has been misdiagnosed for 30 years to be diagnosed. Under the guidance of the results of gene sequencing, she took drugs that target specific mutation-----
In order to improve the application effect of base fertilizer in apple orchard, it is necessary to comprehensively consider the period of fertilization, the type and proportion of fertilizer, the amount of fertilization, the method of fertilization, and th-----