Tomato potassium deficiency symptoms: the beginning of fertility defoliation began to occur from the margin, and later expanded to the mesophyll. At the peak of fertility, browning begins at the tips of the leaves near the middle leaves and then withers. Poor fruit growth, shape horns, uneven coloring, fruit peduncle immature, leave yellow skin, prone to sunburn, fruit strip rot, the duct was dark brown. Prevention and control measures: First ditch the tomatoes around the plant, and then appropriate to recover some potassium sulfate, grass ash and other fertilizers containing potassium, timely filling water after the cover. Secondly, the application of high-potassium foliar fertilizer, potassium-1000-fold liquid, can also be used to spray 15% of the ash leaching solution. A portable or detachable lock with a pivoted or sliding shackle that can be passed through a link, ring, staple, or the like. Open with a key. Used for cabinet door and window combination lock, case padlock. Made of brass, sturdy and durable. Different surface treatments are acceptable. Acceptable customization. Safety Brass Padlocks,Stainless Steel Brass Padlocks,Shackle Gold Brass Padlock,Hardened Gold Brass Padlock ANDJA TRADING PET. LTD. , https://www.lock-cylinder.com
Prevention of potassium deficiency in tomatoes