1922.] Indian Science Congress. LS8.C. 123 
be the first consideration ; in case the combination of the igo Peis 
is impossible, productivity should be given pe to qua 
n connec with item “65” i @ pc tioned. that a 
cates should be followed. This system has proved useful and agree ancl 
t the Gwalior Experimental Farms and is already in practice in ma 
conse ele stations of the U.S. of America. 
Variations in the Gossypium neglectum types of cotton.— 
By S. H. Prayae. 
n the course of the writer’s patente study on the principal five types 
desh, a “a al of senor 
etec., was notice 
the salient facts te 
es Neplctum Sarge: (N.R.). 
A distinct type of plant noticed had the ele CH eras 
Leaves and ots feria height oe ie o 3 feet 5 ; small 
7 ~ fy Lid tole = at the axils of the leaves; accessory lo 
staple fine and auneuls ionge than the ordinary N. R. 
canon ‘pe _ plant ha lobed leaves and with 
the ory lobes absent, was ll 
(2) Noyletiom rt roseum, cutchica a (N. C. 
sat ede types of ‘plants h aving different-shapes of bolls were ob- 
Plants having globose bolls could easily be distin- 
aitiobed in the very early sti aie by the stem being hairy an 
pores ae the leaves being more broad than the ordinary type 
o 
(3) N eglectum vera (N.V.). 
Four distinct types re plants having different shapes of bolls were 
notic od. Plan pete al bolls had smaller braarooles = 
the others and possessed senitig nodes at shorter length 
a N nett tr ateuaet s (N.V.M. 
cae de types of pianks having different shapes of bolls were 
(5) N sero vera, Kathiavarensis (N.V.K.). 
this, a distinct types with variations in t 
ced. 
he shape of bolls were 
The determination of seed weight and i ae or lint per 
. R. Hin 
Rares in Cossneiae hirsutum.—By G 
cider in Pasa a 

de ens v effect elimi ia 
lon in mee ee! increasing size Ae sam ety: ie 10 seeds, 
midit tuation in weight due to 
‘y.—-Method of determining fluc . voehs of seed, 
fluctuation in humidit of aver 
y. Similarity of graphs 0 age we 
t H a ee not 
per seed — of humidity. : i } 
pot end great to neh erg elabor: te precautions waren 8 
nored or rend sae 
Cis Sng ered negligible by ‘arranging tani of single plants, 

On some petrified plants from the Mesozoic and Tertiary 
rocks of India and Burma.—By B. SaHst. 
uthor describes five e specimens of a woods, 
he three of 
them belonging to Conifers and two to dacioueria 
