Watermelon application of biogas residue Soaking 8-12 hours soaking, stir 1 time in the middle, after the end of the light tapping out for 1 minute, wash, heat and germination 1-2 days, temperature about 30 °C, about 20-24 hours to germinate. Formulated nutrition soil Take 1 part of decompo ......
The scientific name Lamprosema diemenalis (Guenee) belongs to the order Lepidoptera. Alias ​​peanut yellow leafhopper. The distribution is slightly north of the Yangtze River, south to Taiwan, Hainan, Guangdong and Yunnan, east to the coast, and west to Sichuan and Yunnan. Host pean ......
At the beginning of the symptoms, watery stains appear in the lower part of the stem and then turn grayish; under humid conditions, the diseased part is softly rot and the layer of white fungus is present, and the later disease stem coat is rotten and stenotic, and the endogenous mucus is black. S ......
After entering the winter, the temperature in the northern region is low, the pasture is withered, and the nutrition is extremely poor. It is not as good as the quality of the straw that has been collected. The cows should be transferred to housing in a timely manner to prevent the cows from falli ......
Question: With the development of agricultural production, what misunderstandings do farmer friends have with fertilizers? Answer: In recent years, with the continuous increase in the yield of crops, the application of nitrogen and phosphate fertilizers has increased year by year. However, farmer ......
Boron does not easily migrate from senescent tissue to actively growing tissue. The earliest boron deficiency occurs when the terminal buds stop growing. Boron-deficient plants are most affected by metabolically active cells and tissues. In the absence of boron, the growth of the root and stem end ......
The symptoms are also called grey snow rot. The main damage is the roots, leaf sheaths and leaves of wheat seedlings, which are generally prone to occur in snow-covered or freshly thawed wheat fields. The diseased plant was born with a pale green water-stained lesion, covered with an off-white sof ......
When strawberries grow into late autumn, they gradually enter dormancy. Strawberry roots are shallow, with temperatures as low as -8°C and temperatures as short as -10°C. Freezing temperatures can occur when the temperature drops again. In severe cases, the plants die and the economic benefi ......
Phosphorus fertilizer pest control method. Spraying phosphate fertilizer in cotton fields can effectively control the damage of cotton bollworm. The bollworm is most afraid of phosphorus during spawning and escapes immediately upon seeing phosphorus. According to its special habit, 2% scoop of cal ......
Symptoms mainly damage wheat leaves, and in severe cases can also damage leaf sheaths, culms, glumes, and grains. The diseased department showed a small, dark green spot on the tip of the needle, which later expanded into a translucent, water-soaked streak, which turned dark brown and often showed ......