Vol. 16—1962 - NorthEastern Weed Science Society

Vol. 16—1962 - NorthEastern Weed Science Society Vol. 16—1962 - NorthEastern Weed Science Society

08.06.2015 Views

334 Table ~. ,~,~fect of speed,~~~d. size and clap. of hopper fullness,C)I\ -../ t\,\e~nt of granular.~1al (in gIIla) delivered by Appl1catQr 1*. , . l'i./ " ~< 'J: Degree of Hopper .:rullness Particle Size i full \ full !:!ll. ~ 15/30 1,16.4 a 112.5 ... 113.8 a 24/~ " ~ 'j'-1:: lM+.9 de 131.4 de! 129.8 cd 30/60 ~~ f 1.33.1 de 126.0 be 122.5 b 4 mph 15/30 7.9:.8 b 66.0 .' 24/48 'j', 69.3 ab 82.6 cd 83.6 cd 81.6 cd 30/60 .sa.s d 82.6 .Q4 79.5 c 2.m 15/30 53.6 b 46.5 • 49.4 a 24/48 58.1 c 58.9 c·· 56.9 be l: 30/60 I 57.3 bc 58.5 ere, 55.6 be * numbers fo1,~owed by, the a... letter within anyone speed are not" significantly different from each other. As shown in Figure 1, the ~P"" to which the hopper was filled made a significant difference in the 8IIIOUrit'-ofgranules delivered, with the amount' delive~ed generall)!' decreasing .. the·hopper varied f'om t-full to full. With' the1S/30 material, the ,-full hopper had the least output • .Sp'ced had a significant effe4ton the output of the different particl. sizes (Table 1), usually the 24/48 particle size having the highest delivery rate while the 30/30 part~c:1e size feUll_tween it and tlle',lS/30 size. The is/3D particle, size .output wa. s1gnif1cantly lower than th. emeller sizes at all speeds. AppU.sator 2. , ,Output varilition due to particle size was not .. great as in the previous instance and the yield of the 30/60 particle size fell almost midway betwe~nthe 15/30 and the 24/48-.

335 Figure 1. The effeetof partic1esize and degree of hopper filling .(\; fUll, , full or FUJ:l) on the output 'of'::'2 granular applicators. 9Q 'APPLICATOR1 . I I 8Q- r-'-"-- I !-~: i---· ! ! AqLlCATOR2 15/30 24/48 Particle * i~di~~tes the columns ~r; ~ignificantly different from each other Size 30/60

335<br />

Figure 1. The effeetof partic1esize and degree of hopper filling<br />

.(\; fUll, , full or FUJ:l) on the output 'of'::'2 granular applicators.<br />

9Q<br />

'APPLICATOR1<br />

.<br />

I<br />

I<br />

8Q-<br />

r-'-"--<br />

I<br />

!-~:<br />

i---·<br />

!<br />

!<br />

AqLlCATOR2<br />

15/30 24/48<br />

Particle<br />

* i~di~~tes the columns ~r; ~ignificantly different from<br />

each other<br />

Size<br />

30/60

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