Guizhou Guixi strengthens the guidance of field management in early rice

At present, Guixi City, Jiangxi Province, early rice 3 / 4 Qi Sui, 1/4 heading. Strengthening the management of the field in the later period is the key link to ensure the harvest of the early rice.

The first is to guide the management of fertilizer and water in the field. The city is to achieve shallow water heading, moist grouting, increase the application of panicle fertilizer to the weaker seedlings, and promote the growth of the seedlings. At the same time, foliar fertilizer application is carried out, and foliar fertilizer is sprayed once at the heading stage to effectively prevent premature aging, increase grain weight and increase yield.

The second is to guide the prevention and control of pests and diseases. In the middle and late June, the city's agricultural department released the fourth and fifth stages of pest information, and timely distributed information to farmers through various channels. The agricultural technicians of the plant protection department in the city went to the field to guide farmers to timely control pests such as rice blast, rice leaf roller, sheath blight, rice planthopper, etc., laying a solid foundation for winning this year's early rice harvest.

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Double Throttle Check Valve

Flow control valves, Model Z2FS, are double throttle/Check Valves. They restrict flow to or from actuator ports (A & B) of a directional valve. Two throttle/check valves, symmetrically arranged in the housing, restrict flow with adjustable throttles in one direction while providing free flow in the opposite direction.

Features:

l  Sizes 6 to 22

l  For mounting:
– Size 6: Porting pattern according to ISO 4401-3, NFPA T3.5.1M R1, 
and ANSI B93.7 D 03
– Size 10: Porting pattern according to ISO 4401-5, NFPA T3.5.1M R1, 
and ANSI B93.7 D 05
– Size 16: Porting pattern according to ISO 4401-7, NFPA T3.5.1M R1, 
and ANSI B93.7 D 07
– Size 22: Porting pattern according to ISO 4401-8, NFPA T3.5.1M R1, 
and ANSI B93.7 D 08

l  For limiting the main or pilot flow of one or two actuators

l  Meter-in or meter-out throttling

l  Adjustment type:
– Soft screw with locknut

Double Throttle Check Valve

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