Word Types: 302

Word Tokens: 637

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1 47 the
2 29 in
3 24 and
4 24 of
5 15 to
6 12 was
7 10 population
8 9 a
9 8 land
10 7 by
11 7 increase
12 7 that
13 6 food
14 6 from
15 6 have
16 6 million
17 6 we
18 6 with
19 5 area
20 5 as
21 5 century
22 5 china
23 5 chinese
24 5 more
25 5 which
26 4 also
27 4 growth
28 4 industrialization
29 4 like
30 4 per
31 4 this
32 3 between
33 3 but
34 3 crops
35 3 cultivated
36 3 eighteenth
37 3 for
38 3 half
39 3 increased
40 3 is
41 3 one
42 3 or
43 3 supply
44 3 there
45 3 trade
46 3 unit
47 3 western
48 2 agriculture
49 2 almost
50 2 an
51 2 at
52 2 available
53 2 been
54 2 conditions
55 2 confronted
56 2 corn
57 2 energy
58 2 factors
59 2 fertilizer
60 2 figures
61 2 first
62 2 foreign
63 2 grain
64 2 greater
65 2 if
66 2 it
67 2 made
68 2 may
69 2 much
70 2 perhaps
71 2 period
72 2 possible
73 2 production
74 2 productivity
75 2 rice
76 2 rose
77 2 s
78 2 six
79 2 soil
80 2 something
81 2 south
82 2 sweet
83 2 these
84 2 times
85 2 totals
86 2 under
87 2 were
88 1 about
89 1 accept
90 1 accompanied
91 1 advance
92 1 again
93 1 aggregate
94 1 all
95 1 allowed
96 1 americas
97 1 among
98 1 animals
99 1 annual
100 1 another
101 1 applying
102 1 are
103 1 assume
104 1 assuming
105 1 attributed
106 1 be
107 1 became
108 1 before
109 1 beginning
110 1 broad
111 1 can
112 1 cannot
113 1 capital
114 1 caution
115 1 central
116 1 centuries
117 1 change
118 1 checking
119 1 close
120 1 combination
121 1 commerce
122 1 communications
123 1 comparable
124 1 compared
125 1 complete
126 1 concludes
127 1 constant
128 1 contact
129 1 continual
130 1 control
131 1 could
132 1 critical
133 1 cropping
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135 1 decline
136 1 development
137 1 disease
138 1 double
139 1 doubled
140 1 doubling
141 1 draft
142 1 dry
143 1 due
144 1 during
145 1 dwight
146 1 dynasties
147 1 earlier
148 1 early
149 1 economist
150 1 economists
151 1 effect
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153 1 empire
154 1 ending
155 1 estimated
156 1 europe
157 1 even
158 1 evidently
159 1 experience
160 1 explain
161 1 face
162 1 facilitated
163 1 fact
164 1 farm
165 1 farmers
166 1 fast
167 1 fed
168 1 field
169 1 find
170 1 five
171 1 fodder
172 1 forms
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174 1 gain
175 1 get
176 1 grew
177 1 group
178 1 growing
179 1 grown
180 1 guangzhou
181 1 had
182 1 hands
183 1 harvests
184 1 hill
185 1 however
186 1 human
187 1 importance
188 1 important
189 1 improved
190 1 improvement
191 1 increases
192 1 indeed
193 1 industry
194 1 instance
195 1 intensive
196 1 internal
197 1 introduced
198 1 introduction
199 1 investments
200 1 irrigated
201 1 irrigation
202 1 its
203 1 itself
204 1 labor
205 1 led
206 1 lower
207 1 main
208 1 maintained
209 1 maize
210 1 manchu
211 1 many
212 1 marginal
213 1 massive
214 1 migration
215 1 ming
216 1 most
217 1 multitude
218 1 must
219 1 new
220 1 newly
221 1 no
222 1 north
223 1 nothing
224 1 occurred
225 1 on
226 1 only
227 1 other
228 1 particularly
229 1 peace
230 1 peanuts
231 1 percent
232 1 perkins
233 1 point
234 1 poor
235 1 potato
236 1 potatoes
237 1 provided
238 1 provides
239 1 providing
240 1 provinces
241 1 qing
242 1 raising
243 1 ratio
244 1 records
245 1 ripening
246 1 rising
247 1 rule
248 1 same
249 1 sandy
250 1 say
251 1 science
252 1 seems
253 1 seen
254 1 settlement
255 1 seventeenth
256 1 seventh
257 1 since
258 1 situation
259 1 smallpox
260 1 so
261 1 social
262 1 society
263 1 some
264 1 southern
265 1 spectacularly
266 1 started
267 1 starting
268 1 startling
269 1 steadily
270 1 steady
271 1 still
272 1 success
273 1 such
274 1 sudden
275 1 technological
276 1 technology
277 1 term
278 1 than
279 1 though
280 1 three
281 1 through
282 1 thus
283 1 tobacco
284 1 took
285 1 tools
286 1 total
287 1 transition
288 1 transport
289 1 transportation
290 1 turn
291 1 two
292 1 unreliable
293 1 used
294 1 usually
295 1 varieties
296 1 variolation
297 1 vast
298 1 well
299 1 where
300 1 within
301 1 year
302 1 years