XA 
188 
punctured locks or bolls by d specific fungi 
which cause either total los has sta шше of 
the lint ане to the and t of 
infection 
аќ 
bug is naturally еа by egg 
ot st 
of the 
la: 
r 
beli s bs has Keenan this by crossing an im- 
e of i i c 
pen sca native cotto ith a susceptible 
type of Southern Cross Upland cotton. In th 
F, generation ali the plants breed "x 
munity.* This is important fro: 
point of view, for it may lead to у possibility 
of the production of an une strain of Sea 
ack 
шн) jud. "Teosinte 
immune 
rom 
hybrid of maize (Zez 
— alg wa claime d e be totaily 
to the ertain aphides.t 
As ed mentioned, | India is the second 
In 1906-7 it was 
it 
of East cotton is not > high in spite ot the 
Considerable efforts made in recent years to 
impro 
Cam нен for a time proved successful 
z Southern India, ч has lately been ko prets 
to Madras, but chief attention is directed t 
atic 
improvement | selection of gern 
strains adap local conditions. In Madras 
› 1917-18 there were ‚000 der new 
carried on for man 
bably Ме most е kei post Wess 
cotton in India. A variety known as K.22 hi 
been widely à iura] and the ees in 1916 
sold at 3l maund when local cotton 
27008 insi ng percentage 
about 40, while the 
uc Kom in тыш ы ап 
n Mendelian 
ordi 
quality, but it was found b 
habit to suit the special roa a D "the United 
vinces. 
cotton comes next to rigs aye 
y useful to 
it 
at has been done, or att е э da 
on scientific lines to safeguard the industry. Its 
mportance may f the fact that 
the area under реке ang те: a million 
Balls has 
and a half and t 
fully pid the’: scientific ind. dr problems 
that had to be viiam in placing the industry on 
a satisfactory foo 
In the first place, a as in all cotton areas, it ie 
to b it was necessa: 
e realised tha ry to p 
varieties on pure lai An attempt t to Keco 
crosses between American Upland and Egyptian 
cotton had to be abandoned. Te was then re- 
lect strains of heres Egyptian 
soris and d ihe Meade wn са on Mendelian 
of pure strain. It 
* West Ind. Bull, xvii., 162. 
ot Rev. App. Entom., Ser. A., vi., 99. 
THE GARDENERS 
these means and by organising an 
seed distribu tion, year by 
y of the cr 
was hop 
the MEE small siz 
the rera of = i агы plants beis ing con- 
taminated by polle ried by d or by bees 
ce 
h en ei mark of Egyptian cotton 
growing wa 1895 to S that 
time e, к н the actual area under cotton had 
been increase wa 25 irgend acres, the benefit 
measured i alone was small 
pink boll 
in 
it is probable that the тй of the 
worm an on pests may КЕ авас the 
results, but Bails and his colleagues came to the 
conclusion 5 that the falling off pn i yield was due 
the sub-soil water, or 
ut by 
past diode The roo 
thus adversely affected a 
th. This recalls dud "Howard aes 
ilt dise 
indigo i i 
roois and ngaolta during heavy monscon rains 
This sh ча, as sugg by Balls, how small 
was our knowledge of the root functions of 
plants, ond in the experimen nts carried on by 
him and his poema in Egypt they S omi- 
consciously building up a general; scientific know- 
eM of root-function wor ked out on the cotton 
pla Као 58 ав our m terial.” 
po out nuraerous investiga- 
n the production of pure strains 
ised d 
Epicerie y 
graphs Е. e be ado only fo: 
but P intently = nore that 
‘he poset ае sage pe id 
MW native cultivators й in у же = sm 
tageous than t| Abe "lasting opted in Б е 
United States a ME It is a sign 
of the times Aet а British € [m Aa ii Re- 
at 
staff. is secu and MU 
irs 
aro ge er 
cotton: qr 
vestig don Td e the growt! of 
car — and пену ай study of the scientific" pro- 
days ar 
klems 
(To 5 continued.) 
FLORISTS' FLOWERS. 
RE PELARGONIUMS. 
of i Kovalevski, 
the subject o t of a note on pa {у Н n spelt 
iffer ways, the following remarks 
ney be o г м, Your correspondent, A, O., 
refers to it as Maxi avolsky. This particular 
and vu d distinct variety was sent cut a AK 
yas ne an ds. in the ot 
ae ier formed one of a t of eleven, end 
after growing the Shole of Paid came to the 
окар. к thas particular variety was far 
and away 4 In Lemoine’s catalogue it is 
escribed as Ойыл, orange, but it is very ord 
common and practical ically indescribable t 
Prior to the war this variety was employed herd 
advantage as a ing plan pte in the gardens 
at Hampton Court. It may not be деу 
recognised that to М Leoa m p also Eus. 
ubiquitous Paul Crampel. This was sent 39 
in 1891, two years before the distribution ai е 
universally wn Begonia Gloire de Lorr 
While many novelties dis г іп а prm 
paratively short time, there are some, as In the 
enis ects indicated мека. that ‘become ое ent 
mts our dens. s the 
Begonia a were by no means g 
u but it is 
TAM ised 
on SOF the баа t popular 
Tant dor cultivation in в nho 
at. 
uses and со: 
CHRONICLE. 
ü 
rio sb 
[OCTOBER 11, 1919. 
THE ORCHID HOUSES. 
Ву Н. G. ALEXANDER, Orchid Grower to Lt.-Col. Sir G. L, 
Вогғовр, K.C.V.O., O.I.E., Westonbirt, Gloucestershin 
Dwarf-habited  Laelias.—The pretty Laelia 
pumila and its varieties, L. Tey yana and L, 
praestans, with eir hybrids, are a distinct sec 
tion in the genus, and very desirable Orchids for 
As the flowers are produced 
are fully develop ns 
compact habi ` dw: arf-growing 
sory towards the end of the year. 
ha 
È 
пона freely, and should be afforded a g 
supply of water until the little pseudo-bulbs are 
fuily ем. Even when the resting stage 
hould 
EUH y a maitale рез When at rest, th 
cooler end of the 8 ану house suits шеш 
best. 
Paphinia.—This small family of interes 
Orchids оч ef low growing plants orig = 
not cecupy much space. hey do best when 
o i all pans with plenty of drainage 
material, planted in fibre and chopped 
phagnum-moss with a inkling of y de- 
cayed leaves. The plants should be elevated 
ч a mound, to all the flower-scape to 
ve a clear and о] to in a down- 
ward direction TW firsohid had with 
plenty of Bek and moisture during growing 
the 
m, but when not in Гр шо less Wi 
ary a lower temperature a 
Fig Trees ots..—Giv 
of trees ат іп рош. ал 
һеа! ouse in which to grow them 
pe much difficulty in obtainin d 
dish of mand Te late in the year. 
ne of the best 
equired by 
size. important age shga 
mind by шо who may h 
A stock of ош: 
gating 
the house is better pro romoted ру. 
iem oor rand s rm н Вов the pots 
