A stem/leaf desiccant for crop plants which comprises as an active ingredient, a compound of formula (I):
1
wherein X represent CH or nitrogen; Z represents halogen; A represents oxygen, sulfur, or NH; R
1
represents hydroxyl, C
1
-C
7
alkoxy, C
3
-C
7
alkenyloxy, C
3
-C
7
alkynyloxy, C
5
-C
7
cycloalkoxy, {(C
1
-C
7
alkoxy)carbonyl} C
1
-C
3
alkoxy, (C
1
-C
7
alkylamino)oxy, {di(C
1
-C
7
alkyl)amino}oxy, (C
3
-C
7
alkylideneamino)oxy, C
1
-C
7
alkylamino, di(C
1
-C
7
alkyl)amino, C
3
-C
7
alkenylamino, C
3
-C
7
alkynylamino, C
5
-C
7
cycloalkylamino, {(C
1
-C
7
alkoxy)carbonyl} C
1
-C
3
alkylamino, or (C
1
-C
7
alkoxy)amino; R
2
is hydrogen or methyl; and R
3
is hydrogen, halogen, C
1
-C
3
alkyl, or C
1
-C
3
alkoxy;
a method for desiccating a crop plant and a method for harvesting a crop by using the stem/leaf desiccant.
一种用于作物植物的茎/叶脱
水剂,其包括化合物(I)作为活性成分,其中X代表CH或氮;Z代表卤素;A代表氧、
硫或NH;R1代表羟基、C1-C7烷氧基、C3-C7烯氧基、C3-C7炔氧基、C5-C7环烷氧基,(C1-C7烷氧基)羰基C1-C3烷氧基,(C1-C7烷基
氨基)氧基,二(C1-C7烷基)
氨基氧基,(C3-C7烷基
亚胺基)氧基,C1-C7烷基
氨基,二(C1-C7烷基)
氨基,C3-C7烯基
氨基,C3-C7炔基
氨基,C5-C7环烷基
氨基,(C1-C7烷氧基)羰基C1-C3烷基
氨基,或(C1-C7烷氧基)
氨基;R2为氢或甲基;R3为氢、卤素、C1-C3烷基或C1-C3烷氧基;使用茎/叶脱
水剂脱
水作物植物的方法和收获作物的方法。