Phosphate rock, bone powder and other insoluble phosphate fertilizer can not be mixed with alkaline fertilizer such as grass ash, lime ammonia, lime. Otherwise it will neutralize the organic acids in the soil, making it harder to dissolve insoluble phosphate fertilizers, and crops cannot absorb an
After the damage, dark brown or dark brown dots appeared on the back of the victim; some had near-circular lesions on the surface of the leaves, and there was one small tick in the center, and the leaves were dead when severe. Control methods: 1 After the flower was collected, the dry plants and
The stalk rot of flower seedlings is a disease caused by the fungus of the semi-known fungus Schizophrenia. The disease can harm a variety of plants. The annual Ginkgo biloba seedlings are most susceptible and the dead seedling rate reaches more than 80%. In addition, it also harms the seedlings of
Many farm tractors are often overlooked when they use the agricultural machinery to get out of the vehicle. This is actually very wrong. The failure of agricultural machinery in the middle of the road will delay the smooth development of the work, but it may cause heavy damage to the aircraft. Ther
In summer and autumn, the water temperature is high, which may cause oxygen deficiency in the water body, which in turn causes the floating head of the yellow praying mantis. When it is severe, it will cause death and bring about great economic losses to farmers. When aquaculture water is deficien
Business Club May 18th, 2011 On May 17, 2011, GE Healthcare announced the industry's revolutionary portable diagnostic tool, Vscan, in the Chinese market. As a "healthy visionary" certified product, Vscan Vision Technology is full of technology and compact in appearance. Its
"Xingxin" fertility factor is a kind of efficient foliar fertilizer, containing a large number of elements needed for crop growth, amino acids, and trace elements such as copper, iron, manganese, zinc, boron, and molybdenum. Spraying on wheat crops can make the leaves thicker, the leaf c
When interviewed in Datian Township, Shouguang City, the reporter heard that Master Dong was very good at planting watermelons. So the reporter interviewed them. Master Dong told reporters that if watermelon yield is high and quality is good, the key lies in rational fertilization. It is understo
Soil requirements for soybeans are not strict, and the suitable pH is 6.5-7.5. It is intolerant to saline and alkaline, and high organic matter content can promote high soybean yield. Soybean root is a straight root system, root rhizobia and root "symbiotic nitrogen fixation" is an import
The Ministry of Health requires that, starting from May 1, production of benzoyl peroxide and calcium peroxide in the flour be banned. After the implementation of the ban, either the enterprise or the consumer received different benefits and achieved a win-win situation. In the production