-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
1-2
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
2-5
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
5-7
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
7-9
Published: October 25, 1967
Released on J-STAGE: December 09, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
9-12
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
13-15
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
15-17
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
18-20
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
20-25
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
25-27
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
27-29
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
29-31
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
31-33
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
33-35
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
35-36
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
36-38
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
39-40
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
40-42
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
43-45
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
45-47
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
Hisashi SAKATA, Toshikatsu NISHINO, Ryoh-ichi OHGUSHI
1967Volume 13 Pages
47-53
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
The time of spraying of fungicides for the control of citrus canker was examined during the growing period of spring and summer twigs.
The experiment was designed as follows; a) The spring sprays viz. three times of spraying during the spring twigs and leaves were still soft. b) The summer sprays viz. three times of spraying during the summer twigs and leaves were still soft. c) The spring and summer sprays viz. three times in spring and three times in summer.
Three kinds of fungicides (bordeaux mixture, streptomycin, and mixture of streptomycin and mercuric compound) were used in this experiments.
It was recognized that the sprays in spring only were more effective than those of summer only. Injury of fungicides on fruits was found in summer especially by bordeaux and mercuric compound. Streptomycin was more effective for the control of canker than the other fungicides.
View full abstract
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
54-56
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese], [in Japanese], [in Japane ...
1967Volume 13 Pages
56-58
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
58-60
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
60-63
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
63-66
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
66-68
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
68-69
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
70-71
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
71-75
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
75-76
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
77-78
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
78-80
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
81-82
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
83-87
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
87-89
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
89-93
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
94-95
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
96-99
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
99-100
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese]
1967Volume 13 Pages
100-103
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
103-104
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
104-106
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
106-107
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
108-109
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese], [in Japanese]
1967Volume 13 Pages
109-111
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
111-114
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
114-116
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
[in Japanese], [in Japanese]
1967Volume 13 Pages
116-118
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
-
Ryoh-ichi OHGUSHI, Toshikatsu NISHINO, Syoji TAZOE, Yoshisato GAMO
1967Volume 13 Pages
118-121
Published: October 25, 1967
Released on J-STAGE: May 22, 2009
JOURNAL
FREE ACCESS
In the autumn of 1965 heavy infestations of California red scale on citrus fruits were observed in the suburbs of Nagasaki City. This was the first record of this species in Nagasaki Prefecture and was the northernmost of its distribution in Japan. Ecological observations of this scale were carried out in order to establish the control project.
Occurrence of this scale in this area were shown in Fig. 1. About 20 ha. of citrus orchards were infested. Infestation was observed to be heavier on hassaku orange than on the other citrus such as unshu or natsudaidai.
The scale has three generations a year, and seasonal abundance of the 1st instar larvae was shown in Fig. 3. Oviposition seemed to be made during May to December.
The controlling effect of winter spray of some kinds of oil emulsion and summer spray of three kinds of organic insecticides were examined. From the results of these experiments, it was observed that spray of Pestan at the end of June was most effective.
The control project in 1966 was successful and population density of the scale was decreased remarkably (see Fig.7 and Table 2).
View full abstract