SOILING ROTATIONS 37 
ANNUAL YIELD OF Rotatina Sorting Crops PER AcRE—Continued 
‘Approximate 
No. of Crops in Time of Time of Yield per 
acre one-year rotation seeding cutting acre—tons 
Ry Gr assxesnanwon eee wn ae «October........ May FA19 osawe vias ce 9.60 
64 Soybeans June 10........ Aug. 19-25 ........ 8.80 
Barley’: scrmiscenaracnacrnce «Sept. 2 ........ Oct. 27-Nov. 1. ... 2.60 
TEOUAL 4 ntewe nada iel dee a eee wae oak aaa ae Chaen ie wea aoe 21.00 
7 Crimson ¢lovert 1. ca xs ecaa vs PUY a cevaes eves May 20-Junel.... 8.00 
COT tines ccneucs siaiaiSin es craistrensicis June 1l......... July 20-Aug. 1.... 9.56 
SEO Gea sa aacd ovata asa ortioi ace Srase © or niSia nay aiate aye Ns sole tine wiavaleseverOuesereiei ota Seo 17.56 
g J Mixed grasses .............- September..... June 20-30... 0605 7.00 
DST Risa sees a kanes pied wenn le 20. ane exes Aug. 20-Sept. 1... 12.24 
EL OG ALi as sisiniscecesare wiediors drsrsisaiie eicinaysiarsin: ereiswowe,eharse ncecawieeresumelee 19.24 
9 Rye-and-vetch ...........06- Sept. 10....... May 10-19, 050000 8.60 
COP 6s. .cseiseecaseiniere KAVA wESETY DEAY SF aseiemax July 20-29 ........ 11.80 
DGtal waies vaee cwaw eto doen eee en eeae ne eae error rer 20.40 
19S RYC.. +. esses cece eee eeeees ABUSE: gsnowie May 1-10.......... 8.50 
Pearl WNC ccc e canes te ncen MAY 1S nse cene Aug. 8-15......... 15.10 
Potalancidesnieasneae ee ee eer err TT seeknn 23.60 
W Oats-and-peas.....2....e eee APTIL 16 vce nine June 26-July 4.... 10.20 
COWPEAS «. c.cehs 4 eee ed serene AUB: Ls cases ons Sept. 16-22........ 8.00 
DO Lagiva tet iskd cieass Nene iae Meee eel eee een aed a eeres 18.20 
et ee Si aieiniis dias tveceveteis April 21 wcccees June 29-July 6.... 10.20 
PHBE GOP ince racenka CSaw8 be oO1Y 10 « ceane ce Sept. 22-30 ....... 11.00 
DSA asain eke wih nie AeA aad ee ROahew wea HARE Ges aaa 2 21.20 
13 Oats-and peas. ocsigccescaane Aprili2, cic cess June 16-23........ 6.20 
Cowpeas-and-kafir corn..... UY Wea ca wren Depts 1-lecaass coe 12.20 
THOtAL saps eroiceiS.aia eid aye wieicseyata cave opesciey as opareseie Sebere' Siero mies aie, in ielewrecacaye gaa 18.40 
Alfalfa—First year, two cuttings. ....c cece ccc e ew eeee en eee cues 8.00 
14 Alfalfa—Second year, four cuttings ...........:cucceaeneceeeee 20,21 
Alfalfa—Third year, five cuttings .........cseeecseeneee 5 26.60 
Alfaifa—Fourth year, four cuttings ........ccccccseeceeneecee . 21.70 
In these schemes, when one crop is removed 
another is put in immediately. As the time of 
