JB/T 5168-1991 Test methods for forage seeders

This standard specifies the conditions for performance test and production test of forage seeder, the determination and calculation methods of operation quality and technical and economic indicators. This standard is applicable to performance test and production test of forage seeder and forage tillage seeder. JB/T 5168-1991 Test method of forage seeder JB/T5168-1991 Standard download decompression password: www.bzxz.net

People's Republic of China Press Machinery Industry Standard JB/T51681991
1991-05-184
1992-01-01Surface
JB/T5168±1991
G 20P uxpe/
GB6958
GB6141
GB6142
GB6143
GB2930
GB5262
GB5667
JB5159
GB6958
1991-05-18
GB6141~6143Rate
JB/T5168199 1
1992-01-01
0~5 pieces
JB/T51681991
Msx=10msx
kg/hay
mse-mge
Three |5~10 pieces
10~15cm
10~15cm rate
mst-mgt
Manganese×100 rate
0.5mA0.5m bottle
4.2.1.3 Zhen
4.3.2.1 bottle
JB/T51681991
0~10cm question
Mg=40mg milli
kg/hay
7~16 surface
1mm/mf
kg/hay
0.5m A0.5m real
kg/hay
JB/T51681991
yuanDBna
yuanDBM
kg/hatwww.bzxz.net
kg/hay
JB/T51681991
-×100mm
Sa×100year
GB5262mu
Sp=SHP-SQP
32930 surface
4.4.1.1 bottle
0.5mA0.5m
JB/T51681991
50cm cream
β=X-AS
area-Xmx|×100
10cm high
10cm whip
(LI + L2 + Lg...+ Ln)- nai
二×100
18~#20 onwards
4. 4. 1. 5
4.4.1.6 Yi
4. 4. 2. 4
JB/T51681991
0~6cm cream
L-2 yuan Rn4×100#
2 yuan Rn4
P =Fqv×10-3
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