According to the survey, the excessive amount of chemical fertilizers that have not been absorbed by the crops is deposited in the soil, and by rainfall or irrigation water, most of them enter the groundwater system and the surface water system, resulting in excessive nitrate in
Zhongchuang Xingyuan Chemical Technology co.,ltd. [2018-10-31 17:27:27 ]
In recent years, an increasing number of chemical fertilizers have been applied in the agricultural production, but, crop yields have not been increased. What’s worse, the plant diseases and insect pests have become more and more serious. The pesticides have the increasing usag
Zhongchuang Xingyuan Chemical Technology co.,ltd. [2018-10-31 17:23:51 ]
A large number of studies have shown that long-term application of chemical fertilizers exerts a serious effect on soil secondary salt loss, soil acidity and soil structure, resulting in soil sealing and fertility decline. When the organic matter content is more than 1%, the soil
Zhongchuang Xingyuan Chemical Technology co.,ltd. [2018-10-31 17:17:48 ]
A large number of studies have shown that long-term application of chemical fertilizers exerts a serious effect on soil secondary salt loss, soil acidity and soil structure, resulting in soil sealing and fertility decline. When the organic matter content is more than 1%, the soil
Zhongchuang Xingyuan Chemical Technology co.,ltd. [2018-10-31 17:14:42 ]
In recent years, an increasing number of chemical fertilizers have been applied in the agricultural production, but, crop yields have not been increased. What’s worse, the plant diseases and insect pests have become more and more serious. The pesticides have the increasing usag
Zhongchuang Xingyuan Chemical Technology co.,ltd. [2018-10-31 16:53:50 ]
China\'s ordinary nitrogen fertilizer has the seasonal utilization rate of about 30% -35%, phosphate fertilizer 10%-25%, and potash fertilizer 35% -50%. In some areas, the utilization ratio is even lower. In other words, less than one-third of the fertilizer applied to the soil i
Zhongchuang Xingyuan Chemical Technology co.,ltd. [2018-10-31 16:50:31 ]
Over the last 10 years, coffee has become big business world wide with thousands of small to medium size speciality roasters and grinders bring their products to market. This has created a demand for high quality bespoke packaging to help merchandise these products and also to pr
Guangzhou Sanye Co., Ltd. [2018-10-29 15:45:58 ]
Before the introduction of the Flat Bottom Pouch this style of pouch commonly known as a Doypack or SUP (stand up pouch.) was the default option when a pack was required to be displayed standing up on the supermarket shelf. They can have all the attributes as the 3 side seal pouc
Guangzhou Sanye Co., Ltd. [2018-10-29 15:43:02 ]
Baby food is the one of LD Packagings main markets for spout pouches. Over the past 20 years we have developed a high degree of technical expertise and know how in this area. Globally we rank in the top five manufactures and we have the capacity to produce over 3 million pouches
Guangzhou Sanye Co., Ltd. [2018-10-29 15:39:49 ]
Flat bottom spout pouch is a collection of spout pouch and flat bottom pouch (side – gusseted pouch). With flat bottom superb stability and capacity-effective, flat bottom spout pouch will offer you a good standing and displaying chances on both showcase and Internet. Flat bott
Guangzhou Sanye Co., Ltd. [2018-10-29 15:37:53 ]
Pocket zippers are a very efficient and user-friendly form of zipper. The pocket zipper opens on the side of the pouch as opposed to most zippers which open on the top of the pack. This makes filling the pouch much easier as the opening of the pouch is not obstructed by the zippe
Guangzhou Sanye Co., Ltd. [2018-10-29 15:35:31 ]
Tobee® 300mm mining vertical slurry pump for mineral processing is unique cantilevered design, The sump pumps doesn’t need any seal and seal water. The TP300TV pumps are preferred by many customers with special installation requirements and widely applied in sump. Its wear-res
Hebei Tobee Pump Co.,Limited [2018-10-29 12:12:31 ]
Tobee® 250mm Warman Vertical centrifugal slurry pump is centrifugal sump slurry pumps submerged in sump to work It is designed for delivering abrasive, large particle and high density slurries. The pumps have no need of any shaft seal and sealing water. it can also be operated n
Hebei Tobee Pump Co.,Limited [2018-10-29 11:06:00 ]
Tobee® 250mm mining vertical slurry pump for mineral processing is centrifugal sump slurry pumps submerged in sump to work It is designed for delivering abrasive, large particle and high density slurries. The pumps have no need of any shaft seal and sealing water. it can also be
Hebei Tobee Pump Co.,Limited [2018-10-29 10:56:22 ]
Wear Resistant Polyurethane Screen Mesh for Sieving Polyurethane screen mesh , also known as PU mesh, polyurethane screens and polyurethane screen panels. It is made from a type of high polymer material – polyurethane, which has excellent performance in the harsh environment. P
Anping Shengjia Hardware Mesh Co., Ltd. [2018-10-29 10:31:24 ]
Tobee® 200mm Warman Vertical centrifugal slurry pump s are an ultra-heavy duty design for continuous operation, the bearing assembly design allows the pumps to operate in very tough conditions without damaging the bearing. Both high chrome alloy and elastomer wet end parts are s
Hebei Tobee Pump Co.,Limited [2018-10-29 09:51:56 ]
Tobee® 200mm mining vertical slurry pumps for mineral processing are an ultra-heavy duty design for continuous operation, the bearing assembly design allows the pumps to operate in very tough conditions without damaging the bearing. Both high chrome alloy and elastomer wet end p
Hebei Tobee Pump Co.,Limited [2018-10-29 09:41:10 ]
Tobee® 150mm Warman Vertical centrifugal slurry pump s are designed for every other tank, pit or hole-in-the-ground slurry handling situation, TP150SV pumps are available in various standard lengths to suit common sump depths, for very deep sumps or where high shaft speeds limit
Hebei Tobee Pump Co.,Limited [2018-10-29 09:33:15 ]
Tobee® 150mm mining vertical slurry pumps for mineral processing are designed for every other tank, pit or hole-in-the-ground slurry handling situation, TP150SV pumps are available in various standard lengths to suit common sump depths, for very deep sumps or where high shaft sp
Hebei Tobee Pump Co.,Limited [2018-10-29 09:25:17 ]
Tobee® 100mm Warman Vertical centrifugal slurry pump is mainly used in a variety of sump conditions, It can also be readily applied on floating dewatering or other floating pump platforms. As a true cantilevered vertical slurry pump, TP100RV vertical spindle pump does not have s
Hebei Tobee Pump Co.,Limited [2018-10-29 09:18:29 ]
