. Florists' review [microform]. Floriculture. MAiiCii S, 1917. The Florists^ Review 21 l'>\ tlic ;ii(l of a ooiiipouiul iiiicioseopo, I lie Ofig, larval and ailult stages of tho |iaiasite may bo observed within the iin- hrokeii diseased loaves, which thoy enter tliroiigli wounds or air pores. Active liiiva; and adults can easily emerge from li'.'ivos tliiough those natural oj)cnings, nr stoniata, and may be carried to other |ilants, \viii(h they subse([uontly infect. Methods of Control. Tiie t'dHowing measures, suggested by ^liocialists of tlio Bureau of I'lant In- dustry, r. S. Department
. Florists' review [microform]. Floriculture. MAiiCii S, 1917. The Florists^ Review 21 l'>\ tlic ;ii(l of a ooiiipouiul iiiicioseopo, I lie Ofig, larval and ailult stages of tho |iaiasite may bo observed within the iin- hrokeii diseased loaves, which thoy enter tliroiigli wounds or air pores. Active liiiva; and adults can easily emerge from li'.'ivos tliiough those natural oj)cnings, nr stoniata, and may be carried to other |ilants, \viii(h they subse([uontly infect. Methods of Control. Tiie t'dHowing measures, suggested by ^liocialists of tlio Bureau of I'lant In- dustry, r. S. Department of Agricultur(>, ••! diseased from the healthy plants; then remove from the lormer, .•md burn, all infected parts. In tliis way the chance of infection of the liealthy ])lants is considerably lessened and some of the disc^ased jdaiits can be Ireed from the jiest. -. Allow as much ventilation and aera- tion as possible, and avoid wetting tln^ I'oliage, as the nematode is leadily spread by water. •".. Propagate by seeds nr by tiie use uf parts or all of healthy plants, using -nil that has been sterilized by tlir use iiH' steam or by other means. 4. Avoid all stock from infected nurs- -•I ies and regions, .and use disea^^e I'osist ; rif plants whenever possible. '>. I'aitial success in destroying the nematodes by submeiging ferns in watei at a temperature of 122 degrees for five minutes lias beeu r(^j)orted. says the He at' .Vgricultui'o. MODERN TUBEROUS BEGONIAS. TIk- of nn nrticio IifRiin in Tho l;«viv\v I'oi- .Miircli ], pnfie 18.] Tuberous begonias are jimpagated bv seeds, by division of tubers or by cut tings of side shoots, th(> most common and satisfactory method heing from seeds. The seeds should bo sown in shal- low boxes or seed ]>ans about Fobruarx 1, in compost consisting of equal parts nf leaf-mold and peat and one-quarter (harcoal. The s(>eds are extremely small, rosondiling tobacco dust, and for this reason
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Keywords: ., bookcentury1900, bookdecad, booksubjectfloriculture, bookyear1912
