Zobrazeno 1 - 6
of 6
pro vyhledávání: '"B Lownsbery"'
Publikováno v:
California Agriculture, Vol 37, Iss 5 (1983)
Backhoe-fumigation treatments were extremely effective. Peach rootstock also was beneficial.
Externí odkaz:
https://doaj.org/article/8f291e64e1a14003a17b5d0ce8b18730
Autor:
B Lownsbery
Publikováno v:
California Agriculture, Vol 14, Iss 11 (1960)
California Agriculture - All Issues
Externí odkaz:
https://doaj.org/article/277e0fc037ec472f9200b4542f70e905
Publikováno v:
California Agriculture, Vol 13, Iss 9 (1959)
Nematodes impair the root systems of trees by releasing toxins and by introducing secondary bacteria and fungi. Sometimes root symptoms make nematode activity evident, but in many instances these symptoms do not differ from those of other root-debili
Externí odkaz:
https://doaj.org/article/15aca41d3cf0475c9bea75b88c7263b3
Autor:
B Lownsbery, S Sher
Publikováno v:
California Agriculture, Vol 12, Iss 5 (1958)
Infestations of root-lesion nematodes—Pratylenchus vulnus—occur in all important walnut growing areas in California and high population densities cause a disease of economic importance. The disease is characterized by stunting, die-back, and chlo
Externí odkaz:
https://doaj.org/article/5522915f21e14d19969db1f513bce798
Publikováno v:
California Agriculture, Vol 11, Iss 10 (1957)
Earlier field trials indicated that certain plum rootstocks—Marianna 2623, Marianna 2624, and Myrobalan 29—are resistant to the one species of root-knot nematode recognized at the time the work was done. However, since then several species of roo
Externí odkaz:
https://doaj.org/article/b151ef53e85c4141922bc13ef2e6b3ca